Actuator assembly

• US 6,174,007 B1
• Filed: 05/19/1999
• Issued: 01/16/2001
• Est. Priority Date: 05/19/1999
• Status: Expired due to Term

• Current Assignee: Southco Incorporated (South Chester Tube Company)
• Original Assignee: Southco Incorporated (South Chester Tube Company)
• Inventors: Langkamp, Richard B. Jr., Turner, D. Dale, Schlack, Richard E., Plummer, Richard M.
• Primary Examiner(s): Browne, Lynne H.
• Assistant Examiner(s): Walsh, John B.
• Application Number:
  US09/313,975
• Time in Patent Office: 608 Days
• Field of Search: 292/336.3, 292/DIG.30, 292/DIG.31, 292/DIG.53, 292/DIG.52, 292/DIG.60, 702/08, 702/10, 702/15, 704/61, 741/02, 741/03, 741/04
• US Class Current: 292/336.3
• CPC Class Codes: E05B 13/10 formed by a lock arranged in the handle
• CPC Class Codes: E05B 5/00 Handles completely let into the surface of the wing E05B85/10 takes precedence
• CPC Class Codes: E05C 9/08 with a rotary bar for actuating the fastening means E05B83/10 and E05B65/468 take precedence; for a plurality of drawers E05B65/465
• CPC Class Codes: Y10S 292/30 Latch and handle
• CPC Class Codes: Y10S 292/31 Lever operator, flush
• CPC Class Codes: Y10T 292/57 Operators with knobs or handles
• CPC Class Codes: Y10T 70/5761 Retractable or flush handle

Abstract

An actuator is used for operating a variety of latching mechanisms. In one embodiment, the latching mechanism includes a rotatable connecting member comprised of a single piece or of separate pieces attached together and the actuator includes a handle assembly operable through pivotal movements of a handle. In operation, the actuator is mountable in a panel or similar member so that the pivoting motion of the handle occurs along a longitudinal axis of the connecting member.

Claims

1. A remote latching mechanism comprising:

a longitudinal connecting member rotatably movable about a longitudinal axis thereof;

at least one latch assembly operably connected to said connecting member for movement between latched and unlatched conditions in response to rotational movement of said connecting member; and

actuator means for rotating said connecting member, said actuator means comprising a handle pivotally movable in substantially a perpendicular direction to the axis of rotation of said longitudinal axis of said connecting member between open and closed positions for rotatably moving said connecting member, wherein contact of said handle and a remainder of said actuator assembly occurs only during actuation.

2. A remote latching mechanism of claim 1, wherein said actuator means further comprises a slide assembly, wherein each component of said slide assembly is movable, said slide assembly located between said handle and said connecting member for rotatably moving said connecting member upon pivotal movements of said slide assembly and said handle between said open and closed positions.

3. A remote latching mechanism of claim 2, wherein said slide assembly comprises a slide and a crank, said slide engaging said handle for substantially axial movement between inward and outward positions upon said pivotal movements of said handle between said closed and open positions, respectively, said crank engaging said slide proximate a first end of said crank and said connecting member proximate a second end for rotatably moving said connecting member upon said substantially axial movements of said slide.

4. A remote latching mechanism of claim 3, wherein said slide assembly further comprises a cage engaging said slide for regulating pivotal movement of said handle in said open position.

5. A remote latching mechanism of claim 4, wherein said actuator means further comprises a housing to which said handle is pivotally connected.

6. A remote latching mechanism of claim 5 further comprising means between said handle and said housing for retaining said handle in said closed position thereof.

7. A remote latching mechanism comprising:

a longitudinal connecting member rotatably movable about a longitudinal axis thereof;

at least one latch assembly operably connected to said connecting member for movement between latched and unlatched conditions in response to rotational movement of said connecting member; and

actuator means for rotating said connecting member, said actuator means comprising a handle pivotally movable in substantially along said longitudinal axis of said connecting member between open and closed positions for rotatably moving said connecting member,

wherein said actuator means further comprises a slide assembly between said handle and said connecting member for rotatably moving said connecting member upon pivotal movements of said handle between said open and closed positions,

wherein said slide assembly comprises a slide and a crank, said slide engaging said handle for substantially axial movement between inward and outward positions upon said pivotal movements of said handle between said closed and open positions, respectively, said crank engaging said slide proximate a first end of said crank and said connecting member proximate a second end for rotatably moving said connecting member upon said substantially axial movements of said slide,

wherein said slide assembly further comprises a cage engaging said slide for regulating pivotal movement of said handle in said open position,

wherein said actuator means further comprises a housing to which said handle is pivotally connected,

wherein said remote latching mechanism further comprises a means between said handle and said housing for retaining said handle in said closed position thereof,

wherein said remote latching mechanism further comprises a means for disengaging said retaining means and means for biasing said handle from said closed position toward said open position.

8. A remote latching mechanism of claim 7, wherein said second end of said crank is fixed to said connecting member.

9. A remote latching mechanism of claim 8, wherein said second end of said crank includes a non-circular aperture therein and a portion of said connecting member extends through, and in cross-section corresponds in configuration to, said non-circular aperture.

10. A remote latching mechanism of claim 8, wherein said crank proximate a first end thereof includes a pair or substantially opposing bosses said bosses proximate a first end of said slide said first end of said slide includes a pair of substantially opposing walls each having a channel for receiving said bosses of said crank for providing said engagement of said crank and said slide.

11. A remote latching mechanism of claim 10, wherein said handle. comprises a bottom surface and a projection extending from said bottom surface, said projection having a pair of bosses proximate a terminating end, said slide having a cavity therein proximate a second end receiving said bosses of said handle for engagement of said handle and said slide.

12. A remote latching mechanism of claim 11, wherein said cage comprises an opening therethrough and said slide is received in said opening through said slide.

13. A remote latching mechanism of claim 12, wherein said cage includes a pair of opposing bosses on inner surfaces thereof and said slide includes a pair of substantially opposing channels extending in a longitudinal direction and receiving said bosses of said cage.

14. A remote latching mechanism of claim 13 further comprising means between said cage and said slide for limiting relative movement.

15. A remote latching mechanism of claim 13, therein said housing includes a cavity therethrough receiving said slide and said cage, wherein said remote latching mechanism further comprises means between said cage and said housing for limiting substantially axial movements of said cage within said housing aperture.

16. A remote latching mechanism of claim 15 further comprising means between said cage and said housing for limiting substantially axial movements of said cage in said housing aperture.

17. A remote latching mechanism of claim 16, wherein said means between said handle and said housing for retaining said handle in said closed position thereof and said means for disengaging said retaining means comprises a disengagement member end a lock pawl mounted on said handle and a keeper on said housing, wherein said lock pawl engages said keeper for retaining said handle in said closed position and actuation of said disengagement member moves said lock pawl to a retracted position out of contact from said keeper and said handle is moved by said biasing means toward said open position.

18. A remote latching mechanism of claim 17, wherein said disengagement member comprises a rotatable lock plug.

19. A remote latching mechanism of claim 18, wherein said lock pawl includes a wall engaged by an extension of said lock plug on rotation of said lock plug for moving said lock pawl to its retracted position.

20. A remote latching mechanism of claim 17 further comprising a spring for biasing said lock pawl to said extended position.

21. A remote latching mechanism of claim 20, wherein said means for biasing said handle toward said open position comprises a spring.

22. A remote latching mechanism of claim 21, wherein said spring is a leaf spring.

23. A remote latching mechanism of claim 22, wherein said handle is pivotally connected to said housing by a pivot pin.

24. A remote latching mechanism of claim 23, wherein said pivot. pin comprises an assembly including first and second portions and a spring between said first and second portions.

25. A remote latching mechanism of claim 24 further comprising a mounting bracket.

26. A latching mechanism comprising:

a latch assembly for movement between latched and unlatched conditions, said latch assembly including at least one longitudinal connecting member; and

actuator means for operating said latch assembly, said actuator means comprising a handle assembly, with said handle assembly having a handle pivotally movable in substantially a perpendicular direction to the axis of rotation of said longitudinal axis of said connecting member and a slide assembly between said handle and said latch assembly for operating said latch assembly upon pivotal movements of said handle between open and closed positions, wherein said slide assembly comprises a movable slide and a movable crank, said slide engaging said handle for substantially axial movement between said closed and open outward positions upon said pivotal movements of said handle between said closed and open positions, respectively, said crank engaging said slide proximate a first end of said crank and said at least one connecting member proximate a second end for moving said connecting member upon said substantially axial movements of said slide.

27. A latching mechanism of claim 26, wherein said slide assembly further comprises a cage engaging said slide for regulating pivotal movement of said handle in said open position.

28. A latching mechanism of claim 27, wherein said handle assembly further comprises a housing to which said handle is pivotally connected.

29. A latching mechanism of claim 28 further comprising means between said handle and said housing for retaining said handle in said closed position thereof.

30. A latching mechanism comprising:

a latch assembly for movement between latched and unlatched conditions, said latch assembly including at least one longitudinal connecting member and means for latching on said connecting member; and

actuator means for operating said latch assembly, said actuator means comprising a handle assembly, with said handle assembly having a handle and a slide assembly between said handle and said latch assembly for opening said latch assembly upon pivotal movements of said handle between open and closed positions, wherein said slide assembly comprises a slide and a crank, said slide engaging said handle for substantially axial movement between inward and outward positions upon said pivotal movements of said handle between said closed and open positions, respectively, said crank engaging said slide proximate a first end of said crank and said at least one connecting member proximate a second end for moving said connecting member upon said substantially axial movements of said slide,

wherein said slide assembly further comprises a cage engaging said slide for regulating pivotal movement of said handle in said open position,

wherein said handle assembly further comprises a housing to which said handle is pivoting connected,

wherein said latching mechanism further comprises a means between said handle and said housing for retaining said handle in said closed position thereof,

wherein said latching mechanisms further comprises a means for disengaging said retaining means and means for biasing said handle from said closed position toward said open position.

31. A latching mechanism of claim 30, wherein said second end of said crank is fixed to said at least one connecting member.

32. A latching mechanism of claim 31, wherein said second end of said clank includes a non-circular aperture therein and a portion of said at least one connecting member extends through, and in cross-section corresponds in configuration to, said non-circular aperture.

33. A latching mechanism of claim 32, wherein said crank proximate a first end thereof includes a pair of substantially opposing bosses said bosses proximate a first end of said slide includes a pair of substantially opposing walls each having a channel for receiving said bosses of said crank for providing said engagement of said crank and said slide.

34. A latching mechanism of claim 33, wherein said handle comprises a bottom surface and projection extending from said bottom surface, said projection having a pair of bosses proximate a terminating end, said slide having a cavity therein proximate a second end receiving said bosses of said handle for engagement of said handle and said slide.

35. A latching mechanism of claim 34, wherein said cage comprises an opening therethrough and said slide is received in said opening through said slide.

36. A latching mechanism of claim 35, wherein said cage includes a pair of opposing bosses on inner surfaces thereof and said slide includes a pair of substantially opposing channels extending in a longitudinal direction and receiving said bosses of said cage.

37. A latching mechanism of claim 36 further comprising means between said cage and said slide for limiting relative movement.

38. A latching mechanism of claim 37, wherein said housing includes a cavity therethrough receiving said slide and said cage, wherein said latching mechanism further comprises means between said cage and said housing for limiting substantially axial movements of said cage within said housing aperture.

39. A latching mechanism of claim 38 further comprising means between said cage and said housing for limiting substantially axial movements of said cage in said housing aperture.

40. A latching mechanism of claim 39, wherein said means between said handle and said housing for retaining said handle in said closed position thereof and said means for disengaging said retaining means comprises a rotatable disengagement member and a lock pawl mounted of said handle and a keeper on said housing, wherein said lock pawl engages said keeper for retaining said handle in said closed position and rotation of said disengagement member moves said lock pawl to a retracted position out of contact from said keeper and said handle is moved by said biasing means toward said open position.

41. A latching mechanism of claim 39, wherein the disengagement member comprises a lock plug and said lock pawl includes a wall engaged by an extension of said lock plug on rotation of said lock plug for moving said lock pawl to said retracted position.

42. A latching mechanism of claim 40 further comprising a spring for biasing said lock pawl to said extended position.

43. A latching mechanism of claim 41, wherein said means for biasing said handle toward said open position comprises a spring.

44. A latching mechanism of claim 42, wherein said spring is a leaf spring.

45. A latching mechanism of claim 43, wherein said handle is pivotally connected to said housing by a pivot pin.

46. A latching mechanism of claim 44, wherein said pivot pin comprises an assembly including first and second portions and a spring between said first and second portions.

47. A latching mechanism of claim 46 further comprising a mounting bracket.