Pedal crank and bottom bracket bearing axle mounting arrangement

Details Pedal crank and bottom bracket bearing axle mounting arrangement Pedal crank and bottom bracket bearing axle mounting arrangement

1998-03-13

1999-08-10

Jeffery, John A.

Machine element or mechanism

Elements

Cranks and pedals

745942, 403362, 403381, G05G 114

Patent

active

059341556

ABSTRACT:
A pedal crank and bottom bracket bearing axle mounting arrangement in which the bottom bracket bearing axle has a dovetail coupling block at each end; the pedal crank has a dovetail groove at one side near one end which receives the dovetail coupling block at one end of the bottom bracket bearing axle, a sloping hand hole adjacent to the dovetail groove, a screw hole in communication between the dovetail groove and the sloping hand hole, and a tightening up screw threaded into the screw hole and fastened tight to force the inserted dovetail coupling block into engagement with the upper half of the dovetail groove and to hold down the inserted dovetail coupling block in place.

REFERENCES:
patent: 506673 (1893-10-01), Crosby
patent: 584858 (1897-06-01), Diebel
patent: 601710 (1898-04-01), Fay
patent: 1010390 (1911-11-01), Kneeland
patent: 3648542 (1972-03-01), Perotti et al.
patent: 4171822 (1979-10-01), Thun
patent: 4435103 (1984-03-01), Becker et al.
patent: 5070662 (1991-12-01), Niese
patent: 5333964 (1994-08-01), Thomas
patent: 5549710 (1996-08-01), Vera et al.

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