Chain lid fastener

Details Chain lid fastener Chain lid fastener

1986-09-29

1987-10-13

Kundrat, Andrew V.

Joints and connections

Structurally installed in diverse art device

403192, 403234, 474144, 411549, 411550, B62J 1300

Patent

active

046995390

ABSTRACT:
A chain guard fastener for secure fitting of the down tube and the seat tube of a bicycle comprises a fastening means and bolt having a key projecting in front thereof to permit engagement with a counterpart keyway provided on the chain guard. The fastening means is made of molded plastic, and includes a median split and a cylindrical form projecting out of a pair of symmetrically disposed faces, two suitably formed bolting ports traversing the pair of faces on either side thereof so as to permit passage of a bolt therethrough. One end of the bolt is stopped, while the other end of the bolt goes to a continuously toothed groove, in close proximity of the teeth.

REFERENCES:
patent: 439771 (1890-11-01), Brown
patent: 2529582 (1950-11-01), Zahodiakin
patent: 2584788 (1952-02-01), Cich
patent: 2827254 (1958-03-01), Faber
patent: 4507105 (1985-03-01), Stottmann et al.
patent: 4639240 (1987-01-01), Liu

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