可拆卸紧固系统

Original abstractAn improved connector ( 15 ) for selectively joining two parts ( 16, 32 ), each of the parts having inner ( 18, 33 ) and outer ( 19, 34 ) surfaces and a keyhole opening ( 20, 35 ) between the inner and outer surfaces, each of the keyhole openings having first ( 21, 36 ) and second ( 22, 38 ) spaced enlargements and a slot ( 23, 39 ) extending between the first and second enlargements, comprising a body ( 48 ) having a first portion ( 49 ) configured to pass through the first enlargements but not to pass through the second enlargements, a second portion ( 50 ) configured to not pass through the second enlargements, and a third portion ( 51 ) configured to move in the slots between the first enlargements and the second enlargements, a member ( 58 ) in engagement with the body and moveable relative to the body between a first position ( 61 ) and a second position ( 62 ) and having a first portion ( 59 ) configured to move in the slots between the first enlargements and the second enlargements, and a second portion ( 60 ) configured to extend through the second enlargements but not to move in the slots, the body and member configured and arranged such that the first portion of the member and the third portion of the body are configured to move in the slots between the first enlargements and the second enlargements when the member is in the second position and the second portion of the member is configured to extend through the second enlargements but not to move in the slots when the member is in the first position.