Lighted/information case assembly for rearview mirrors

• US 4,733,336 A
• Filed: 06/26/1986
• Issued: 03/22/1988
• Est. Priority Date: 06/26/1986
• Status: Expired due to Term

• Current Assignee: Donnelly Corporation (Magna International Incorporated)
• Original Assignee: Donnelly Corporation (Magna International Incorporated)
• Inventors: Schofield, Kenneth, Nyhof, Eldon J., Lantz, William P., Skogler, Brian I., Flowerday, Charles M., Helder, Dorothy J.
• Primary Examiner(s): Jones, Larry
• Application Number:
  US06/879,158
• Time in Patent Office: 635 Days
• Field of Search: 362/74, 362/61, 362/64, 362/253, 362/362, 362/135, 362/142
• US Class Current: 362/142
• CPC Class Codes: B60Q 3/258 Rear-view mirrors
• CPC Class Codes: B60R 1/086 using a mirror angularly movable between a position of use and a non-glare position reflecting a dark field to the user, e.g. situated behind a transparent glass used as low-reflecting surface; Wedge-shaped mirrors
• CPC Class Codes: B60R 1/12 Mirror assemblies combined with other articles, e.g. clocks
• CPC Class Codes: B60R 1/1207 with lamps; with turn indicators
• CPC Class Codes: B60R 2001/1215 with information displays

Abstract

A case assembly for vehicular rearview mirrors adapted to support lights for illuminating portions of the vehicle interior, instruments such as directional compasses or the like, and controls such as switches or instrument adjustment units. The case includes one, and preferably two, spaced, removable carrier modules fitted generally flush with the bottom of the mirror case. The carrier modules may include varying combinations of light assemblies for map reading, courtesy or console illumination, switches, and controls for compasses, clocks, electronic or other instruments. A preferred light arrangement provides illumination of areas below and outwardly of the case ends with brighter, targeted lighting areas in the lap areas of persons seated in the front seats of the vehicle.

Claims

1. A case assembly for a vehicular rearview mirror comprising:

a mirror case having a back and a peripheral sidewall defining a front opening adpated to receive a mirror element, said peripheral sidewall including top, bottom and end wall portions, said back spaced from said front opening to define an interior space within said case;

means for mounting said case on a support;

an opening in said bottom wall portion;

carrier means for supporting a light, a control, an instrument or the like within said interior space, said carrier means including a rigid support and mounting means for mounting said support within said opening such that said support is generally flush with the exterior of said bottom wall portion; and

removal means accessible from the bottom of said case assembly for allowing removal of said carrier means from said bottom wall opening without disassembling other portions of said mirror case.

2. The case assembly of claim 1 wherein said carrier means include a light assembly on the inside surface of said rigid support, said light assembly projecting into said space and including a lamp socket, a reflector in said lamp socket for dircting light downwardly, an electric lamp in said lamp socket projecting into the interior of said reflector, and a lens mounted below said lamp socket, reflector and lamp.

3. The case assembly of claim 2 wherein said support further includes an electrical switch mounted thereon and wiring means in said space for connecting said switch to said lamp and to an electrical source.

4. The case assembly of claim 3 wherein said support further includes a second lamp socket adjacent the first said lamp socket, said second lamp socket including an electric lamp and a second lens for directing light from said second lamp downwardly and outwardly of said assembly.

5. The case assembly of claim 4 including wiring means in said space for connecting said first lamp to a switch on said assembly and said second lamp to a switch external of said assembly.

6. The case assembly of claim 5 wherein said first lamp is brighter than said second lamp.

7. The case assembly of claim 2 wherein said support includes a light opening therethrough;

said lamp socket including a hollow framework extending upwardly from said support and aligned over said light opening, said framework having curved, downwardly diverging sides defining a reflector recess;

said reflector mounted within said reflector recess; and

lamp holder means for supporting said lamp above said reflector recess, said lamp holder means including a lamp aperture opening into said reflector recess.

8. The case assembly of claim 7 including resilient retaining means for releasably holding said lamp and a lamp base on said lamp holder means.

9. The case assembly of claim 7 including a lens recess surrounding said light opening on the exterior side of said rigid support and at least one lens mounting aperture adjacent said light opening in said lens recess.

10. The case assembly of claim 9 including at least one lens support projection on the wall of said recess and spaced from the bottom of said recess.

11. The case assembly of claim 7 wherein said rigid support further includes a second opening therethrough and adjacent said light opening.

12. The case assembly of claim 11 wherein said second opening includes an electrical switch mounted therein for operating said lamp.

13. The case assembly of claim 11 including a light housing aligned with said second opening on said inner surface of said rigid support, said light housing including means for receiving a lamp base thereon;

a lens recess surrounding said second opening on the exterior side of said rigid support; and

light directing lens means in said lens recess for directing light outwardly of said case assembly.

14. The case assembly of claim 11 wherein each of said light opening and second opening are recessed with respect to the exterior of said support which is flush with said bottom wall portion.

15. The case assembly of claim 7 including a lens recess on said inside surface of said support and outlining said light opening.

16. The case assembly of claim 2 including spacing means between said light assembly and rigid support for positioning said lamp socket, reflector and lamp with respect to said support such that light may be directed as desired.

17. The case assembly of claim 2 wherein said reflector is parabolic;

said lamp including a filament, said lamp positioned such that said filament is located generally at the focal point of said parabolic reflector.

18. The case assembly of claim 1 wherein said support includes a control unit mounted thereon for controlling the operation of an instrument such as a directional compass, sensing unit or the like adapted to be mounted within said case, said control unit including a control element extending from said support for access from the bottom of said case assembly.

19. The case assembly of claim 1 wherein said carrier means is one of a number of interchangeable modules configured to the contour of said opening and having support means for supporting instruments thereon, said modules selected from the group including:

(a) a light assembly having a lamp, a lamp holder and a reflector and a lens for directing light from said lamp outwardly of said case assembly;

(b) a pair of light assemblies mounted adjacent one another on said module, each light assembly having a lamp, a lamp holder and lens means for separately directing light from each respective lamp outwardly of said case assembly;

(c) a light assembly having a lamp, a lamp holder and a reflector and a lens for directing light from said lamp outwardly of said case assembly, and an electrical switch for controlling the operation of said lamp; and

(d) a control unit for controlling the operation of an instrument such as a directional compass, sensing unit or the like, said control unit including a control element extending from said module below said case assembly for access from the bottom of said assembly.

20. The case assembly of claim 1 wherein said bottom wall portion is inclined upwardly and away from said front opening such that said carrier means is not visible when said case assembly is viewed from the direction of said front opening.

21. The case assembly of claim 1 wherein said mounting means include resilient means adjacent said removal means for retaining said carrier means in said bottom opening;

said resilient means being accessible from said removal means for release and removal of said carrier means from said bottom opening.

22. A case assembly for a vehicular rearview mirror comprising:

a mirror case having a back and a peripheral sidewall defining a front opening adapted to receive a mirror element, said peripheral sidewall including top, bottom and end wall portions, said back spaced from said front opening to define an interior space within said case;

means for mounting said case on a support;

an opening in said bottom wall portion;

carrier means for supporting a light, a control, an instrument or the like within said interior space, said carrier means including a rigid support and mounting means for mounting said rigid support within said opening such that said rigid support is generally flush with the exterior of said bottom wall portion;

said carrier means also including a light assembly on the inside surface of said rigid support, said light assembly projecting into said space and including a lamp socket, a reflector in said lamp socket for directing light downwardly, an electric lamp in said lamp socket projecting into the interior of said reflector, a lens mounted below said lamp socket, reflector and lamp, and removal means accessible from the bottom of said case assembly for allowing removal of said carrier means from said opening;

said rigid support including a control unit mounted thereon for controlling the operation of an instrument such as a directional compass, sensing unit or the like adapted to be mounted within said case, said control unit including a control element extending from said rigid support for access from the bottom of said case assembly;

a directional compass means for sensing the directional heading position of said case assembly and display means for displaying the directional heading sensed by said compass means;

said control unit including compensating controls for adjusting said compass means.

23. The case assembly of claim 22 wherein said control unit is selected from the group including a rheostat and a potentiometer.

24. A case assembly for a vehicular rearview mirror comprising:

a mirror case having a back and a peripheral sidewall defining a front opening adapted to receive a mirror element, said peripheral sidewall including top, bottom and end wall portions, said back spaced from said front opening to define an interior space within said case;

means for mounting said case on a support;

an opening in said bottom wall portion;

carrier means for supporting a light, a control, an instrument or the like within said interior space, said carrier means including a rigid support and mounting means for mounting said rigid support is generally flush with the exterior of said bottom wall portion;

said carrier means also including a light assembly on the inside surface of said rigid support, said light assembly projecting into said space and including a lamp socket, a reflector in said lamp socket for directing light downwardly, an electric lamp in said lamp socket projecting into the interior of said reflector, a lens mounted below said lamp socket, reflector and lamp, and removal means accessible from the bottom of said case assembly for allowing removal of said carrier means from said opening;

said support including a light opening therethrough;

said lamp socket including a hollow framework extending upwardly from said support and aligned over said light opening, said framework having curved, downwardly diverging sides defining a reflector recess;

said reflector mounted within said reflector recess; and

lamp holder means for supporting said lamp above said reflector recess, said lamp holder means including a lamp aperture opening into said reflector recess;

said support also including a plurality of upstanding mounting pegs adjacent said light opening;

said hollow framework including a base having mounting apertures receiving said mounting pegs for securing said framework over said light opening.

25. The case assembly of claim 24 wherein said lamp holder means includes a pair of spaced, resilient retaining members thereon for releasably holding said lamp and a lamp base on said lamp holder means.

26. A case assembly for a vehicular rearview mirror comprising:

a mirror case having a back and a peripheral sidewall defining a front opening adapted to receive a mirror element, said peripheral sidewall including top, bottom and end wall portions, said back spaced from said front opening to define an interior space within said case;

means for mounting said case on a support;

an opening in said bottom wall portion;

carrier means for supporting a light, a control, an instrument or the like within said interior space, said carrier means including a rigid support and mounting means for mounting said rigid support within said opening such that said rigid support is generally flush with the exterior of said bottom wall portion;

said case including a pair of upstanding ribs on the inner surface of said bottom wall portion adjacent opposing sides of said opening;

said mounting means including a support flange projecting outwardly from one end of said rigid support and engaging one of said ribs, and at least one resilient flanged projection extending from the other end of said rigid support and engaging the other of said ribs;

slot means adjacent said resilient projection for inserting a tool to bend said projection to remove said support from said case.

27. The case assembly of claim 26 including a retaining flange on the inner surface of said case back, said retaining flange spaced above said opening and extending over said opening;

said rigid support engaging said retaining flange to retain said rigid support flush with said bottom wall portions;

said case including a bezel for holding a mirror element over said front opening of said case;

said rigid support also including a flange engaging a portion of said bezel to help retain said rigid support flush with said bottom wall portions.

28. A case assembly for a vehicular rearview mirror comprising:

a mirror case having a back and a peripheral sidewall defining a front opening adapted to receive a mirror element, said peripheral sidewall including top, bottom and end wall portions, said back spaced from said front opening to define an interior space within said case;

securing means generally at the center of said case back for mounting said case on a support;

a pair of openings in said bottom wall portion, one opening on either side of said securing means;

a carrier module received in each of said openings, each carrier module configured to the shape of said opening such that it generally fills said opening in which it is received and including a body, mounting means for mounting said body within one of said openings, support means for supporting a light, a control, an instrument or the like on said body and projecting into said interior space, and removal means accessible from the bottom of said case assembly for allowing removal of said carrier module from said bottom wall opening and said bottom wall portion without disassembling other portions of said mirror case for access to the light, control or instrument when said module is removed.

29. The case assembly of claim 28 wherein said support means include means for supporting an assembly or unit selected from the group including:

(a) a light assembly having a lamp, a lamp holder and a reflector and a lens for directing light from said lamp outwardly of said case assembly;

(b) a pair of light assemblies mounted adjacent one another, each light assembly having a lamp, a lamp holder and lens means for separately directing light from each respective lamp outwardly of said case assembly;

(c) a light assembly having a lamp, a lamp holder and a reflector and a lens for directing light from said lamp outwardly of said case assembly, and an electrical switch for controlling the operation of said lamp;

(d) a control unit for controlling the operation of an instrument such as a directional compass, sensing unit or the like, said control unit including a control element extending below said case assembly for access from the bottom of said assembly; and

(e) an electrical switch.

30. The case assembly of claim 28 wherein one of said carrier modules includes a light assembly on the inside surface of said body, said light assembly projecting into said space and including a lamp socket, a reflector in said lamp socket for directing light downwardly, an electric lamp in said lamp socket projecting into the interior of said reflector, and a lens mounted below said lamp socket, reflector and lamp.

31. The case assembly of claim 30 wherein said body further includes an electrical switch mounted thereon and wiring means in said space for connecting said switch to said lamp and to an electrical source.

32. The case assembly of claim 31 wherein said body further includes a second lamp socket adjacent the first said lamp socket, said second lamp socket including an electric lamp and a second lens for directing light from said second lamp downwardly and outwardly of said assembly.

33. The case assembly of claim 30 wherein said reflector is parabolic;

said lamp including a filament, said lamp positioned such that said filament is located generally at the focal point of said parabolic reflector.

34. The case assembly of claim 28 wherein said body includes a control unit mounted on said support means for controlling the operation of an instrument such as a directional compass, sensing unit or the like adapted to be mounted within said case, said control unit including a control element extending from said body for access from the bottom of said case assembly.

35. The case assembly of claim 28 wherein one of said carrier modules includes an opening therethrough and a light assembly supported thereon for directing light through said opening and outwardly of said case.

36. The case assembly of claim 35 wherein the other of said carrier modules also includes an opening and a light assembly supported thereon for directing light through said opening and outwardly of said case;

at least one of said carrier modules also including an electrical switch connected to at least one of said light assemblies and supported for access from the exterior of said one carrier module.

37. The case assembly of claim 35 wherein the other of said carrier modules includes a control unit mounted thereon for controlling the operation of an instrument such as a directional compass, sensing unit or the like adapted to be mounted within said case, said control unit including a control element extending from said module for access from the bottom of said case assembly.

38. The case assembly of claim 28 wherein said mounting means include resilient means adjacent said removal means for retaining said carrier module in said bottom opening;

said resilient means being accessible from said removal means for release and removal of said carrier module from said bottom opening.

44. The case assembly of claim 37 wherein said lamp holder means includes a pair of spaced, resilient retaining members thereon for releasably holding said lamp and a lamp base on said lamp holder means.

39. A case assembly for a vehicular rearview mirror comprising:

a mirror case having a back and a peripheral sidewall defining a front opening adapted to receive a mirror element, said peripheral sidewall including top, bottom and end wall portions, said back spaced from said front opening to define an interior space within said case;

securing means generally at the center of said case back for mounting said case on a support;

a pair of openings in said bottom wall portion, one opening on either side of said securing means;

a carrier module received in each of said openings, each carrier module configured to the shape of said opening such that it generally fills said opening in which it is received and including a body, mounting menas for mounting said body within one of said openings, support means for supporting a light, a control, an instrument or the like on said body and projecting into said interior space, and removal means accessible from the bottom of said case assembly for allowing removal of said carrier module from said opening and said bottom wall portion for access to the light, control or instrument when said module is removed;

one of said carrier modules including a light assembly on the inside surface of said body, said light assembly projecting into said space and including a lamp socket, a reflector in said lamp socket for directing light downwardly, an electric lamp in said lamp socket projecting into the interior of said reflector, and a lens mounted below said lamp socket, reflector and lamp;

said body including a light opening therethrough;

said lamp socket including a hollow framework extending upwardly from said support and aligned over said light opening, said framework having curved, downwardly diverging sides defining a reflector recess;

said reflector mounted within said reflector recess; and

lamp holder means for supporting said lamp above said reflector recess, said lamp holder means including a lamp aperture opening into said reflector recess.

40. The case assembly of claim 39 including resilient retaining means for releasably holding said lamp and a lamp base on said lamp holder means.

41. The case assembly of claim 39 wherein said body includes a recess for receiving said lens, said recess surrounding said light opening.

42. The case assembly of claim 39 wherein said light opening is recessed with respect to the exterior surface of said body.

43. The case assembly of claim 39 wherein said body includes a plurality of upstanding mounting pegs adjacent said light opening;

said hollow framework including a base having mounting apertures receiving said mounting pegs for securing said framework over said light opening.

45. A case assembly for a vehicular rearview mirror comprising:

a mirror case having a back and a peripheral sidewall defining a front opening adapted to receive a mirror element, said peripheral sidewall including top, bottom and end wall portions, said back spaced from said front opening to define an interior space within said case;

securing means generally at the center of said case back for mounting said case on a support;

a pair of openings in said bottom wall portion, one opening on either side of said securing means;

a carrier module received in each of said openings, each carrier module configured to the shape of said opening such that it generally fills said opening in which it is received and including a body, mounting means for mounting said body within one of said openings, support means for supporting a light, a control, an instrument or the like on said body and projecting into said interior space, and removal means accessible from the bottom of said case assembly for allowing removal of said carrier module from said opening and said bottom wall portion for access to the light, control or instrument when said module is removed;

said body including a control unit mounted on said support means for controlling the operation of an instrument such as a directional compass, sensing unit or the like adapted to be mounted within said case, said control unit including a control element extending from said body for access from the bottom of said case assembly;

a directional compass means for sensing the directional heading position of said case assembly and display means for displaying the directional heading sensed by said compass means;

said control unit including compensating controls for adjusting said compass means.

46. A case assembly for a vehicular rearview mirror comprising:

a mirror case having a back and a peripheral sidewall defining a front opening adapted to receive a mirror element, said peripheral sidewall including top, bottom and end wall portions, said back spaced from said front opening to define an interior space within said case;

securing means generally at the center of said case back for mounting said case on a support;

a pair of openings in said bottom wall portion, one opening on either side of said securing means;

a carrier module received in each of said openings, each carrier module configured to the shape of said opening such that it generally fills said opening in which it is received and including a body, mounting means for mounting said body within one of said openings, support means for supporting a light, a control, an instrument or the like on said body and projecting into said interior space, and removal means accessible from the bottom of said case assembly for allowing removal of said carrier module from said opening and said bottom wall portion for access to the light, control or instrument when said module is removed;

said case including a pair of upstanding ribs on the inner surface of said bottom wall portion adjacent opposing sides of each of said openings;

said mounting means including a support flange projecting outwardly from one end of said body and engaging one of said ribs, and at least one resilient flanged projection extending from the other end of said body and engaging the other of said ribs;

said removal means including slot means adjacent said resilient projection for inserting a tool to bend said projection to remove said support from said case.

47. The case assembly of claim 46 including a pair of retaining flanges on the inner surface of said case back, each of said retaining flanges spaced above one of said openings and extending over said one opening;

said body engaging said retaining flange to retain said support flush with said bottom wall portions;

said case including a bezel for holding a mirror element over said front opening of said case;

said body also including a flange engaging a portion of said bezel to help retain said body flush with said bottom wall portions.

48. A case assembly for vehicular rearview mirror comprising:

a mirror case having means for receiving a mirror element, a case back, a peripheral sidewall including lateral ends, and means for supporting said assembly in a vehicle;

lighting means for illuminating areas adjacent said assembly;

support means for supporting lighting means on said mirror case; and

light directing means for directing light from said lighting means to illuminate an area below and outwardly of one lateral end of said case with a predetermined amount of light, said area including a smaller, targeted area of brighter, more intense light therewithin, said targeted area being directed and positioned generally to illuminate the lap area of a person seated in a front seat of a vehicle with said case assembly mounted in normal driver viewing position generally above the instrument panel of the vehicle.

49. The case assembly of claim 48 wherein said light directing means include means for directing light from said lighting means to illuminate a second area below and outwardly of the other lateral end of said case also with a predetermined amount of light, said second area including a second smaller targeted area of brighter, more intense light therewithin, said second targeted area being directed and positioned to generally illuminate the lap area of a second person seated in a front seat of the vehicle.

50. The case assembly of claim 49 wherein said lighting means includes a light assembly mounted in the bottom of said mirror case;

said light directing means includes a reflector and a lens mounted on said light assembly and beneath a light source in said assembly.

51. The case assembly of claim 49 wherein said light directing means direct light such that said first and second areas also overlap one another in an area between said targeted areas.

52. The case assembly of claim 50 wherein said lighting means includes a second light assembly spaced from said first light assembly mounted in the bottom of said mirror case;

said light directing means including a second reflector and a second lens mounted on said second light assembly and beneath a second light source in said assembly.

53. The case assembly of claim 52 wherein said lighting means include a third light assembly mounted in the bottom of said mirror case, said third light assembly including a separate light directing means for directing light toward an area between said targeted areas.