Self-positioning rear vision truck mirror assembly
First Claim
1. A REAR VISION MIRROR ASSEMBLY ADAPTED TO BE ATTACHED TO AND EXTEND OUTWARDLY FROM THE DRIVER'"'"''"'"'S ENTRANCE DOOR OF THE CAB OF A TRACTOR AND INCLUDING A MIRROR UNIT MOVABLE BETWEEN A FIRST POSITION WHEREIN THE SETTING THEREOF WILL ACCOMMODATE A DRIVER'"'"''"'"'S REAR VISION VIEW WHEN THE TRACTOR IS DEVOID OF A TRAILER AND A SECOND POSITION WHEREIN THE SETTING THEREOF WILL ACCOMMODATE THE DRIVER'"'"''"'"'S REAR VISION VIEW WHEN A TRAILER IS OPERATIVELY ATTACHED TO THE TRACTOR, SAID MIRROR ASSEMBLY COMPRISING, IN COMBINATION, A PAIR OF VERTICALLY SPACED UPPER AND LOWER COMPOSITE TELESCOPIC EXTENSIBLE AND CONTRACTIBLE FRONT SUPPORTING ARMS, A PAIR OF VERTICALLY SPACED UPPER AND LOWER COMPOSITE TELESCOPIC EXTENSIBLE AND CONTRACTIBLE REAR SUPPORTING ARMS, MEANT AT THE INNER ENDS OF SAID ARMS FOR ATTACHING THE ARMS TO SAID ENTRANCE DOOR SO THAT THE INNER ENDS OF THE REAR ARMS LIE IN COMMON HORIZONTAL PLANES WITH BUT ARE SPACED REARWARDLY FROM THE INNER ENDS OF THE FRONT ARMS OF THE ASSOCIATED PAIRS, THE DISTAL END OF EACH ARM BEING FLATTENED, A CYLINDRICAL DETENT CAM HAVING ONE END FACE FIXEDLY SECURED TO THE FLATTENED DISTAL END OF ONE OF EACH PAIR OF SUPPORTING ARMS, YOKES HAVING PARALLEL YOKE ARMS STRADDLING THE CAMS AND AN INTERCONNECTING YOKE BASE, THRU-BOLTS PASSING THROUGH THE YOKE ARMS OF SAID YOKE, THE DETENTA CAMS AND THE FLATTENED DISTAL ENDS OF THE ARMS, SAID DETENT CAMS BEING FORMED WITH FIRST AND SECOND DETENT NOTCHES IN THEIR CYLINDRICAL PERIPHERIES, SAID YOKE BEING FORMED WITH OPPOSED SLOTS THEREIN, CAM FOLLOWER PINS BRIDGING THE DISTANCE BETWEEN THE YOKE ARMS AND HAVING THEIR OPPOSITE ENDS SLIDABLE IN SAID SLOTS, SAID CAM FOLLOWER PINS BEING SELECTIVELY ENGAGEABLE WITH SAID FIRST AND SECOND DETENT NOTCHES, A CFRAME INCLUDING UPPER AND LOWER PARALLEL SIDE ARMS AND A CONNECTING VERTICAL BIGHT ARM, BOLTS SECURING THE DISTAL ENDS OF THE SIDE ARMS TO THE YOKE BASES, WHEREBY THE CFRAME IS CAPABLE OF HORIZONTAL SWINGING MOVEMENTS IN EITHER DIRECTION BODILY WITH THE YOKES, SAID MIRROR UNIT BEING CARRIED BY SAID C-FRAME, AND COMPRESSION SPRINGS INTERPOSED BETWEEN SAID BOLTS AND SECURING THE DISTAL NORMALLY URGING THE LATTER AGAINST THE DETENT CAMS, SAID FIRST DETENT NOTCHES BEING SO DISPOSED ON THE CYLINDRICAL PERIPHERIES OF THE DETENT CAMS THAT WHEN THE CAM FOLLOWERS ARE ENGAGED WITH SAID FIRST NOTCHES SAID MIRROR UNIT IS IN SAID FIRST POSITION, AND WHEN THE CAM FOLLOWERS ARE ENGAGED WITH THE SECOND NOTCHES SAID MIRROR UNITS IS IN SAID SECOND POSITION.
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Accused Products
33 Citations
1 Claim
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1. A REAR VISION MIRROR ASSEMBLY ADAPTED TO BE ATTACHED TO AND EXTEND OUTWARDLY FROM THE DRIVER'"'"''"'"'S ENTRANCE DOOR OF THE CAB OF A TRACTOR AND INCLUDING A MIRROR UNIT MOVABLE BETWEEN A FIRST POSITION WHEREIN THE SETTING THEREOF WILL ACCOMMODATE A DRIVER'"'"''"'"'S REAR VISION VIEW WHEN THE TRACTOR IS DEVOID OF A TRAILER AND A SECOND POSITION WHEREIN THE SETTING THEREOF WILL ACCOMMODATE THE DRIVER'"'"''"'"'S REAR VISION VIEW WHEN A TRAILER IS OPERATIVELY ATTACHED TO THE TRACTOR, SAID MIRROR ASSEMBLY COMPRISING, IN COMBINATION, A PAIR OF VERTICALLY SPACED UPPER AND LOWER COMPOSITE TELESCOPIC EXTENSIBLE AND CONTRACTIBLE FRONT SUPPORTING ARMS, A PAIR OF VERTICALLY SPACED UPPER AND LOWER COMPOSITE TELESCOPIC EXTENSIBLE AND CONTRACTIBLE REAR SUPPORTING ARMS, MEANT AT THE INNER ENDS OF SAID ARMS FOR ATTACHING THE ARMS TO SAID ENTRANCE DOOR SO THAT THE INNER ENDS OF THE REAR ARMS LIE IN COMMON HORIZONTAL PLANES WITH BUT ARE SPACED REARWARDLY FROM THE INNER ENDS OF THE FRONT ARMS OF THE ASSOCIATED PAIRS, THE DISTAL END OF EACH ARM BEING FLATTENED, A CYLINDRICAL DETENT CAM HAVING ONE END FACE FIXEDLY SECURED TO THE FLATTENED DISTAL END OF ONE OF EACH PAIR OF SUPPORTING ARMS, YOKES HAVING PARALLEL YOKE ARMS STRADDLING THE CAMS AND AN INTERCONNECTING YOKE BASE, THRU-BOLTS PASSING THROUGH THE YOKE ARMS OF SAID YOKE, THE DETENTA CAMS AND THE FLATTENED DISTAL ENDS OF THE ARMS, SAID DETENT CAMS BEING FORMED WITH FIRST AND SECOND DETENT NOTCHES IN THEIR CYLINDRICAL PERIPHERIES, SAID YOKE BEING FORMED WITH OPPOSED SLOTS THEREIN, CAM FOLLOWER PINS BRIDGING THE DISTANCE BETWEEN THE YOKE ARMS AND HAVING THEIR OPPOSITE ENDS SLIDABLE IN SAID SLOTS, SAID CAM FOLLOWER PINS BEING SELECTIVELY ENGAGEABLE WITH SAID FIRST AND SECOND DETENT NOTCHES, A CFRAME INCLUDING UPPER AND LOWER PARALLEL SIDE ARMS AND A CONNECTING VERTICAL BIGHT ARM, BOLTS SECURING THE DISTAL ENDS OF THE SIDE ARMS TO THE YOKE BASES, WHEREBY THE CFRAME IS CAPABLE OF HORIZONTAL SWINGING MOVEMENTS IN EITHER DIRECTION BODILY WITH THE YOKES, SAID MIRROR UNIT BEING CARRIED BY SAID C-FRAME, AND COMPRESSION SPRINGS INTERPOSED BETWEEN SAID BOLTS AND SECURING THE DISTAL NORMALLY URGING THE LATTER AGAINST THE DETENT CAMS, SAID FIRST DETENT NOTCHES BEING SO DISPOSED ON THE CYLINDRICAL PERIPHERIES OF THE DETENT CAMS THAT WHEN THE CAM FOLLOWERS ARE ENGAGED WITH SAID FIRST NOTCHES SAID MIRROR UNIT IS IN SAID FIRST POSITION, AND WHEN THE CAM FOLLOWERS ARE ENGAGED WITH THE SECOND NOTCHES SAID MIRROR UNITS IS IN SAID SECOND POSITION.
Specification
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- Resources
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Current AssigneeStanley Lassa
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Original AssigneeStanley Lassa
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InventorsLassa, Stanley
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Application NumberUS04/159,349Time in Patent Office670 DaysField of SearchUS Class Current248/478CPC Class CodesB60R 1/0617 foldable along the vehicle,...Y10S 248/90 Movable or disengageable on...
