Land vehicles – Wheeled – Occupant propelled type
Patent
1992-10-13
1994-12-06
Rice, Kenneth R.
Land vehicles
Wheeled
Occupant propelled type
267 33, B62K 2520
Patent
active
053704118
ABSTRACT:
A bicycle frame assembly including a shock absorbing system associated with a rear wheel. The frame assembly comprises a main frame section, chain stays, seat stays and a rocker arm element, which are combined with each other to form a four-link mechanism that is movable within a vertical plane including the main frame section. A shock absorbing device is arranged between the rocker arm element and the main frame body, for absorbing shocks transmitted from the rear wheel to the main frame section when the frame assembly is in use.
REFERENCES:
patent: 625456 (1899-05-01), Mills
patent: 657667 (1900-09-01), Mills
patent: 2223187 (1940-11-01), Schleicher
patent: 2446731 (1948-10-01), Wheler
patent: 2469596 (1949-05-01), Groom
patent: 3178036 (1965-04-01), Cardwell
patent: 3208767 (1965-09-01), Moulton
patent: 3974892 (1976-10-01), Bolger
patent: 4046396 (1977-09-01), Taylor et al.
patent: 4886255 (1989-12-01), Paton
Dohi Akira
Eshima Kazuyoshi
Shimada Nobuaki
Takamiya Kikuzo
Bridgestone Cycle Co. Ltd.
Rice Kenneth R.
Zeender F.
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