Machine element or mechanism – Elements – Cranks and pedals
Patent
1996-12-31
1999-07-27
Luong, Vinh T.
Machine element or mechanism
Elements
Cranks and pedals
G05G 116
Patent
active
059271558
ABSTRACT:
A depression pedal for bicycles, tricycles, exercise machines and the like. The depression pedal includes a plurality of spring plates (24) for contact by riders' foot. The spring plates (24) is supported by a plurality of compression springs (34) positioned to receive a plurality of threaded rods (48) passing through a plurality of bores (16, 18 and 26) located on the spring plates (24), pedal housing (10) and pedal housing plates (14). The threaded rods (48) receives a plurality of bolt threads (46) that fixate and secures the threaded rods (48) center of the compression springs (34) that is supported by the spring plates (24) holding both the compression springs (34) and spring plates (24) in place. The rider applies force by foot to the depression pedal by pressing down on the spring plate (24) causing the compression springs (34) to depress under the force being applied by the foot of rider.
REFERENCES:
patent: 1387687 (1921-08-01), Chaussinand
patent: 2751797 (1956-06-01), Pearl
patent: 4345487 (1982-08-01), Straker
patent: 4682771 (1987-07-01), Jean
patent: 5284066 (1994-02-01), Weiss
patent: 5398570 (1995-03-01), Chae
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