Variable grip locking pin
First Claim
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5. A RELEASABLE BLIND FASTENER FOR CLAMPING PLATE MEMBERS HAVING OPENINGS THEREIN COMPRISING, IN COMBINATION:
- A TUBULAR OUTER BODY HAVING AN OPEN END AND A CENTRALLY BORED ABUTMENT END FOR ENGAGING A SURFACE OF A MEMBER TO BE CLAMPED;
SAID OUTER BODY HAVING AN INWARDLY EXTENDING ABUTMENT ADJACENT THE OPEN END THEREOF AND AN INWARDLY EXTENDING RADIAL SHOULDER AXIALLY SPACED FROM THE ABUTMENT, AN INNER BODY HAVING A RADIALLY EXTENDING HEAD PORTION SLIDABLY POSITIONED BETWEEN THE ABUTMENT AND THE RADIAL SHOULDER ON THE OUTER BODY AND HAVING A BOLT PORTION PROJECTING THROUGH THE BORE OF SAID ABUTMENT END FOR ENTERING AN OPENING IN THE MEMBER TO BE CLAMPED, SAID INNER BODY BEING MOVABLE IN SAID OUTER BODY BETWEEN AN INWARD INSERTING POSITION AND AN OUTWARD CLAMPING POSITION, THE ABUTMENT CARRIED BY SAID OUTER BODY ADJACENT THE OPEN END THEREOF SERVING TO PREVENT MOVEMENT OF THE HEAD PORTION OF SAID INNER BODY OUT OF SAID OUTER BODY, SAID INNER BODY HAVING A LONGITUDINAL PASSAGE OPEN AT THE INWARD END THEREOF;
A BALL DETENT CARRIED ADJACENT THE PROJECTING END OF SAID BOLT PORTION OF THE INNER BODY AND MOVABLE BETWEEN INNER RETRACTED AND OUTER EXTENDED POSITIONS, SAID DETENT PROJECTING LATERALLY FROM SAID INNER BODY WHEN IN SAID EXTENDED POSITION TO ENGAGE THE MEMBER TO OUTWARD UNLOCKED POSITIONS AND HAVING MEANS THEREON FOR MOVING SAID DETENT INTO ITS EXTENDED POSITION WHEN SAID PIN IS IN SAID LOCKED POSITION AND MEANS THEREON TO RECEIVE THE DETENT WHEN THE UNLOCKED POSITION, THE HEAD END OF SAID PIN BEING LOCATED WITHIN THE OPEN-ENDED HEAD PORTION OF SAID INNER BODY;
AND SPRING MEANS POSITIONED
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5 Claims
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5. A RELEASABLE BLIND FASTENER FOR CLAMPING PLATE MEMBERS HAVING OPENINGS THEREIN COMPRISING, IN COMBINATION:
- A TUBULAR OUTER BODY HAVING AN OPEN END AND A CENTRALLY BORED ABUTMENT END FOR ENGAGING A SURFACE OF A MEMBER TO BE CLAMPED;
SAID OUTER BODY HAVING AN INWARDLY EXTENDING ABUTMENT ADJACENT THE OPEN END THEREOF AND AN INWARDLY EXTENDING RADIAL SHOULDER AXIALLY SPACED FROM THE ABUTMENT, AN INNER BODY HAVING A RADIALLY EXTENDING HEAD PORTION SLIDABLY POSITIONED BETWEEN THE ABUTMENT AND THE RADIAL SHOULDER ON THE OUTER BODY AND HAVING A BOLT PORTION PROJECTING THROUGH THE BORE OF SAID ABUTMENT END FOR ENTERING AN OPENING IN THE MEMBER TO BE CLAMPED, SAID INNER BODY BEING MOVABLE IN SAID OUTER BODY BETWEEN AN INWARD INSERTING POSITION AND AN OUTWARD CLAMPING POSITION, THE ABUTMENT CARRIED BY SAID OUTER BODY ADJACENT THE OPEN END THEREOF SERVING TO PREVENT MOVEMENT OF THE HEAD PORTION OF SAID INNER BODY OUT OF SAID OUTER BODY, SAID INNER BODY HAVING A LONGITUDINAL PASSAGE OPEN AT THE INWARD END THEREOF;
A BALL DETENT CARRIED ADJACENT THE PROJECTING END OF SAID BOLT PORTION OF THE INNER BODY AND MOVABLE BETWEEN INNER RETRACTED AND OUTER EXTENDED POSITIONS, SAID DETENT PROJECTING LATERALLY FROM SAID INNER BODY WHEN IN SAID EXTENDED POSITION TO ENGAGE THE MEMBER TO OUTWARD UNLOCKED POSITIONS AND HAVING MEANS THEREON FOR MOVING SAID DETENT INTO ITS EXTENDED POSITION WHEN SAID PIN IS IN SAID LOCKED POSITION AND MEANS THEREON TO RECEIVE THE DETENT WHEN THE UNLOCKED POSITION, THE HEAD END OF SAID PIN BEING LOCATED WITHIN THE OPEN-ENDED HEAD PORTION OF SAID INNER BODY;
AND SPRING MEANS POSITIONED
- A TUBULAR OUTER BODY HAVING AN OPEN END AND A CENTRALLY BORED ABUTMENT END FOR ENGAGING A SURFACE OF A MEMBER TO BE CLAMPED;
Specification
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Current AssigneeChester C De Pew, Norval F. Frick
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Original AssigneeChester C De Pew, Norval F. Frick
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InventorsDE PEW CHESTER C, Frick, Norval F.
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Application NumberUS04/248,012Time in Patent Office1,138 DaysField of SearchUS Class Current411/348CPC Class CodesF16B 21/165 with balls or rollers for c...
