Illuminated indicating instrument
First Claim
Patent Images
1. AN ILLUMINATED INDICATING INSTRUMENT COMPRISING, IN COMBINATION:
- (A) A SUPPORT ARM MOVABLE IN AN ARCUATE PATH AND ABOUT A PIVOTAL AXIS OF THE INSTRUMENT, (B) A DIAL HAVING A CLEARANCE SPACE EXTENDING THROUGH IT AND THROUGH WHICH THE SUPPORT ARM EXTENDS DURING ITS MOVEMENT, SAID CLEARANCE SPACE BEING DISPOSED WHOLLY AT ONE SIDE OF A DIAMETER OF THE DIAL, (C) SAID DIAL BEING ADAPTED FOR LIGHTING FROM THE REAR AND HAVING ON A MAJOR PORTION OF ITS FACE A SUBSTANTIALLY ARCUATE UNBROKEN INDICATING AREA DISPOSED MAINLY ON THE OTHER SIDE OF SAID DIAMETER AND CONSTITUTING A LARGE FIELD OF VIEW PROVIDED WITH INDICIA EXTENDING ACROSS THE SAME, (D) A PAIR OF SPACED-APART LAMPS DISPOSED TO THE REAR OF THE DIAL BEHIND END PORTIONS OF SAID ARCUATE INDICATING AREA, (E) A POINTER CARRIED BY THE SUPPORT ARM AT THE FRONT OF THE DIAL AND MOVABLE OVER SAID INDICATING AREA, (F) SAID POINTER HAVING A LIGHT-REFLECTING MEANS ADJACENT ITS PIVOTAL AXIS AND AN ILLUMINABLE AREA ALONG ITS LENGTH, BY WHICH THE POINTER MAY BE LIGHTED BY A LIGHT BEAM DIRECTED AT IT FROM THE REAR OF THE DIAL, (G) A SUBSTANTIALLY E-SHAPED SOLID LIGHT-PIPING MEMBER LOCATED AT THE REAR OF THE DIAL AND LYING IN A PLANE PARALLEL TO THE DIAL, THE ENDS OF THE TWO LEGS OF SAID MEMBER BEING ADJACENT THE LAMPS TO RECEIVE LIGHT THEREFROM AND THE CENTER PORTION OF THE MEMBER BEING TO THE REAR OF SAID CLEARANCE SPACE OF THE DIAL, (H) SAID MEMBER HAVING REFLECTORS AT ITS TWO REMOTE CORNERS TO DIRECT SAID LIGHT TOWARD THE CENTER OF THE MEMBER, HAVING REFLECTORS AT ITS CENTER PORTION TO REDIRECT SAID DIRECTED LIGHT AS A SUBSTANTIALLY SINGLE BEAM OF DOUBLE STRENGTH TOWARD THE TP OF THE CENTER PORTION, AND HAVING AN ADDITIONAL FINAL REFLECTOR AT SAID CENTER PORTION TO DIRECT THE SAID REDIRECTED LIGHT LATERALLY OF THE MEMBER, THROUGH THE CLEARANCE SPACE OF THE DIAL AND AGAINST THE POINTER, THEREBY TO LIGHT THE LATTER WITH AT LEAST HALF THE SAID DOUBLE STRENGTH REGARDLESS OF WHETHER BOTH OF THE LAMPS ARE OPERATIVE OR ONLY ONE IS OPERATIVE.
0 Assignments
0 Petitions
Accused Products
-
Citations
1 Claim
-
1. AN ILLUMINATED INDICATING INSTRUMENT COMPRISING, IN COMBINATION:
- (A) A SUPPORT ARM MOVABLE IN AN ARCUATE PATH AND ABOUT A PIVOTAL AXIS OF THE INSTRUMENT, (B) A DIAL HAVING A CLEARANCE SPACE EXTENDING THROUGH IT AND THROUGH WHICH THE SUPPORT ARM EXTENDS DURING ITS MOVEMENT, SAID CLEARANCE SPACE BEING DISPOSED WHOLLY AT ONE SIDE OF A DIAMETER OF THE DIAL, (C) SAID DIAL BEING ADAPTED FOR LIGHTING FROM THE REAR AND HAVING ON A MAJOR PORTION OF ITS FACE A SUBSTANTIALLY ARCUATE UNBROKEN INDICATING AREA DISPOSED MAINLY ON THE OTHER SIDE OF SAID DIAMETER AND CONSTITUTING A LARGE FIELD OF VIEW PROVIDED WITH INDICIA EXTENDING ACROSS THE SAME, (D) A PAIR OF SPACED-APART LAMPS DISPOSED TO THE REAR OF THE DIAL BEHIND END PORTIONS OF SAID ARCUATE INDICATING AREA, (E) A POINTER CARRIED BY THE SUPPORT ARM AT THE FRONT OF THE DIAL AND MOVABLE OVER SAID INDICATING AREA, (F) SAID POINTER HAVING A LIGHT-REFLECTING MEANS ADJACENT ITS PIVOTAL AXIS AND AN ILLUMINABLE AREA ALONG ITS LENGTH, BY WHICH THE POINTER MAY BE LIGHTED BY A LIGHT BEAM DIRECTED AT IT FROM THE REAR OF THE DIAL, (G) A SUBSTANTIALLY E-SHAPED SOLID LIGHT-PIPING MEMBER LOCATED AT THE REAR OF THE DIAL AND LYING IN A PLANE PARALLEL TO THE DIAL, THE ENDS OF THE TWO LEGS OF SAID MEMBER BEING ADJACENT THE LAMPS TO RECEIVE LIGHT THEREFROM AND THE CENTER PORTION OF THE MEMBER BEING TO THE REAR OF SAID CLEARANCE SPACE OF THE DIAL, (H) SAID MEMBER HAVING REFLECTORS AT ITS TWO REMOTE CORNERS TO DIRECT SAID LIGHT TOWARD THE CENTER OF THE MEMBER, HAVING REFLECTORS AT ITS CENTER PORTION TO REDIRECT SAID DIRECTED LIGHT AS A SUBSTANTIALLY SINGLE BEAM OF DOUBLE STRENGTH TOWARD THE TP OF THE CENTER PORTION, AND HAVING AN ADDITIONAL FINAL REFLECTOR AT SAID CENTER PORTION TO DIRECT THE SAID REDIRECTED LIGHT LATERALLY OF THE MEMBER, THROUGH THE CLEARANCE SPACE OF THE DIAL AND AGAINST THE POINTER, THEREBY TO LIGHT THE LATTER WITH AT LEAST HALF THE SAID DOUBLE STRENGTH REGARDLESS OF WHETHER BOTH OF THE LAMPS ARE OPERATIVE OR ONLY ONE IS OPERATIVE.
Specification
-
- Resources
Litigation Campaign Assessment
Thank you for your request. You will receive a custom alert email when the Litigation Campaign Assessment is available.
×
-
Current AssigneeDana J. Blackwell
-
Original AssigneeDana J. Blackwell
-
InventorsBlackwell, Dana J.
-
Application NumberUS04/382,561Time in Patent Office483 DaysField of SearchUS Class Current116/288CPC Class CodesG01D 11/28 Structurally-combined illum...Y10S 385/901 Illuminating or display app...
