Pin-Retained Clip

Abstract

A fastener including a pin holder and a pin in which is provided a holding portion in a leading extreme portion vicinity, wherein the pin holder, by bend forming a central portion of a longitudinal direction of a thin plate-like spring material, is formed to have a triangular side view shape formed by an apex and a pair of inclining portions on either side thereof and, as well as providing a pin holder hole for inserting a pin in the apex, a pair of holding members, of a length such as to lock onto the holding portion of the pin inserted into the pin holder hole, protrude from a peripheral portion of a longitudinal direction in the pin holder hole, in the same direction as the inclining portions. According to this invention, a pin holder type fastener with a small pin insertion force but a large pin extraction force, with which moreover it is possible to end a pinning condition with an easy operation, is provided.

1 . A fastener comprising: a pin holder; and a pin in which is provided a holding portion formed by a peripheral groove, a depressed portion or a protruding portion in a leading extreme portion vicinity, the fastener holding the pin by locking a holding member of the pin holder onto the holding portion of the pin, and ending a pinning condition by causing the holding member to withdraw from the holding portion, wherein
 the pin holder, by bend forming a central portion of a longitudinal direction of a thin plate-like spring material into an acute angle or an arc, is formed to have a triangular side view shape formed by an apex and a pair of inclining portions on either side thereof,   as well as providing a pin holder hole for inserting a pin in the apex, a pair of the holding members, of a length such as to lock onto the holding portion of the pin inserted into the pin holder hole, protrude from a peripheral portion of a longitudinal direction in the pin holder hole, in the same direction as the inclining portions, and furthermore,   by bend forming longitudinal direction extreme portions of the pair of inclining portions in a direction along a bottom edge of the triangular side view shape, stoppers are formed against a pinning condition ending operation which causes an elastic compression deformation of the triangular side view shape of the pin holder.   
   
   
       2 . A fastener comprising: a pin holder; and a pin in which is provided a holding portion formed by a peripheral groove, a depressed portion or a protruding portion in a leading extreme portion vicinity, the fastener holding the pin by locking a holding member of the pin holder onto the holding portion of the pin, and ending a pinning condition by causing the holding member to withdraw from the holding portion, wherein
 the pin holder, by bend forming a central portion of a longitudinal direction of a thin plate-like spring material into an acute angle or an arc, is formed to have a triangular side view shape formed by an apex and a pair of inclining portions on either side thereof,   as well as providing a pin holder hole for inserting a pin in the apex, a pair of the holding members, of a length such as to lock onto the holding portion of the pin inserted into the pin holder hole, protrude from a peripheral portion of a longitudinal direction in the pin holder hole, in the same direction as the inclining portions, and furthermore   as well as forming a bottom edge portion by bend forming one or both longitudinal direction extreme portions of the pair of inclining portions in a direction along a bottom edge of the triangular side view shape, a pin through hole for passing the pin through is provided in a portion of the bottom edge portion immediately below the pin holder hole.   
   
   
       3 . The fastener according to  claim 2 , wherein
 in the case of providing the bottom edge portion in both of the longitudinal direction extreme portions of the inclining portions, by means of ear tabs provided on one of the bottom edge portions and bend formed in a direction of the other bottom edge portion, the two bottom edge portions are mutually restricted in a condition in which a relative sliding movement in the longitudinal direction is possible.   
   
   
       4 . A fastener comprising: a pin holder; and a pin in which is provided a holding portion formed by a peripheral groove, a depressed portion or a protruding portion in a leading extreme portion vicinity, the fastener holding the pin by locking a holding member of the pin holder onto the holding portion of the pin, and ending a pinning condition by causing the holding member to withdraw from the holding portion, wherein
 the pin holder, by bend forming a central portion of a longitudinal direction of a thin plate-like spring material into an acute angle or an arc, is formed to have a triangular side view shape formed by an apex and a pair of inclining portions on either side thereof, and   as well as providing a pin holder hole for inserting the pin in the apex, turnback tabs protrude in a non-longitudinal direction one from each of the pair of inclining portions, and are bend formed in such a way as to overlap on a front surface of the inclining portions (an exterior surface of the triangle), and the holding member, of a length such as to lock onto the holding portion of the pin inserted into the pin holder hole, protrudes from the pair of turnback tabs, in the same direction as the inclining portions, toward a centre of the pin holder hole.   
   
   
       5 . The fastener according to  claim 4 , wherein
 by means of ear tabs provided on non-longitudinal direction leading extreme portions of the turnback tabs, and bend formed in a direction of the inclining portions, the leading extreme portions of the turnback tabs are brought into close contact with the inclining portions.   
   
   
       6 . A fastener comprising: a pin holder; and a pin in which is provided a holding portion formed by a peripheral groove, a depressed portion or a protruding portion in a leading extreme portion vicinity, the fastener holding the pin by locking a holding member of the pin holder onto the holding portion of the pin, and ending a pinning condition by causing the holding member to withdraw from the holding portion, wherein
 the pin holder, by bend forming a central portion of a longitudinal direction of a thin plate-like spring material into an acute angle or an arc, is formed to have a triangular side view shape formed by an apex and a pair of inclining portions on either side thereof,   as well as providing a pin holder hole for inserting the pin in the apex, turnback tabs protrude in a non-longitudinal direction one from each of the pair of inclining portions, and are bend formed in such a way as to overlap on a front surface of the inclining portions (an exterior surface of the triangle), and the holding member, of a length such as to lock onto the holding portion of the pin inserted into the pin holder hole, protrudes from the pair of turnback tabs, in the same direction as the inclining portions, toward a centre of the pin holder hole, and furthermore,   as well as forming a bottom edge portion by bend forming one or both longitudinal direction extreme portions of the pair of inclining portions in a direction along a bottom edge of the triangular side view shape, a pin through hole for passing the pin through is provided in a portion of the bottom edge portion immediately below the pin holder hole.   
   
   
       7 . The fastener according to  claim 6 , wherein
 by means of ear tabs provided on non-longitudinal direction leading extreme portions of the turnback tabs, and bend formed in a direction of the inclining portions, the leading extreme portions of the turnback tabs are brought into close contact with the inclining portions.   
   
   
       8 . The fastener according to  claim 6  or  7 , wherein
 in the case of providing the bottom edge portion in both of the longitudinal direction extreme portions of the inclining portions, by means of ear tabs provided on one of the bottom edge portions and bend formed in a direction of the other bottom edge portion, the two bottom edge portions are mutually restricted in a condition in which a relative sliding movement in the longitudinal direction is possible.   
   
   
       9 . A fastener comprising: a pin holder; and a pin in which is provided a holding portion formed by a peripheral groove, a depressed portion or a protruding portion in a leading extreme portion vicinity, the fastener holding the pin by locking a holding member of the pin holder onto the holding portion of the pin, and ending a pinning condition by causing the holding member to withdraw from the holding portion, wherein
 the pin holder, by bend forming a central portion of a longitudinal direction of a thin plate-like spring material into an acute angle or an arc, is formed to have a triangular side view shape formed by an apex and a pair of inclining portions on either side thereof,   as well as providing a pin holder hole for inserting a pin in the apex, a pair of the holding members, of a length such as to lock onto the holding portion of the pin inserted into the pin holder hole, protrude from a peripheral portion of a longitudinal direction in the pin holder hole, in the same direction as the inclining portions, furthermore,   as well as forming a bottom edge portion by bend forming a longitudinal direction extreme portion of one of the pair of inclining portions in a direction along a bottom edge of the triangular side view shape, a pin through hole for passing the pin through is provided in a portion of the bottom edge portion immediately below the pin holder hole, and also,   as well as forming a stand-up portion by bend forming a longitudinal direction extreme portion of the other of the pair of inclining portions in a direction of the apex of the triangle, a shelter member which surrounds a leading extreme of the pin inserted into the pin holder hole is formed by bend forming ear tabs provided at a leading extreme of the stand-up portion.   
   
   
       10 . A fastener comprising: a pin holder; and a pin in which is provided a holding portion formed by a peripheral groove, a depressed portion or a protruding portion in a leading extreme portion vicinity, the fastener holding the pin by locking a holding member of the pin holder onto the holding portion of the pin, and ending a pinning condition by causing the holding member to withdraw from the holding portion, wherein
 the pin holder, by bend forming a central portion of a longitudinal direction of a thin plate-like spring material into an acute angle or an arc, is formed to have a triangular side view shape formed by an apex and a pair of inclining portions on either side thereof,   as well as providing a pin holder hole for inserting the pin in the apex, pin holder tabs are formed by bend forming longitudinal direction extreme portions of the pair of inclining portions in such a way as to overlap on a front surface (an exterior surface of the triangle) or a rear surface (an interior surface of the triangle) of the inclining portions, and the holding member, of a length such as to lock onto the holding portion of the pin inserted into the pin holder hole, protrudes from a longitudinal direction extreme portion of the pair of pin holder tabs, in the same direction as the inclining portions, toward a centre of the pin holder hole.   
   
   
       11 . The fastener according to  claim 10 , wherein
 in the case of bend forming the pin holder tabs in such a way as to overlap on the front surface of the inclining portions, by means of ear tabs provided in a non-longitudinal direction of the pin holder tabs, and bend formed in a direction of the inclining portions, the pin holder tabs are brought into close contact with the inclining portions.   
   
   
       12 . A fastener comprising: a pin holder; and a pin in which is provided a holding portion formed by a peripheral groove, a depressed portion or a protruding portion in a leading extreme portion vicinity, the fastener holding the pin by locking a holding member of the pin holder onto the holding portion of the pin, and ending a pinning condition by causing the holding member to withdraw from the holding portion, wherein
 the pin holder is configured of a spring member, and a holder base including the holding member,   the spring member has a triangular side view shape formed by an apex, having a shape of being bent into an acute angle or an arc, and a pair of linear, inclining portions on either side thereof, and also, includes a pin holder hole for inserting a pin in the apex, and   by fixing the holder base on one or both of the pair of inclining portions, holding members of the holding base protrude in the same direction as the inclining portions, and to a length such as to lock onto the holding portion of the pin inserted into the pin holder hole.   
   
   
       13 . A fastener comprising: a pin holder; and a pin in which is provided a holding portion formed by a peripheral groove, a depressed portion or a protruding portion in a leading extreme portion vicinity, the fastener holding the pin by locking a holding member of the pin holder onto the holding portion of the pin, and ending a pinning condition by causing the holding member to withdraw from the holding portion, wherein
 the pin holder is configured of a spring member, and a holder base including the holding member,   the spring member has a triangular side view shape composed of an apex, having a shape of being bent into an acute angle or an arc, and a pair of linear, inclining portions on either side thereof, and also, includes a pin holder hole for inserting a pin in the apex,   by fixing the holder base on one or both of the pair of inclining portions, holding members of the holding base protrude in the same direction as the inclining portions, and to a length such as to lock onto the holding portion of the pin inserted into the pin holder hole, and furthermore,   longitudinal direction extreme portions of the pair of inclining portions having bottom edge portions having a shape of being bent in a direction along a bottom edge of the triangular side view shape, a certain space is left between leading extreme portions of the bottom edge portions, and a notch portion is formed through which the pin inserted into the pin holder hole can be passed.