Transmission device

Details Transmission device Transmission device

1990-05-08

1991-10-01

Diehl, Dwight

Machine element or mechanism

Gearing

Interchangeably locked

180 82, 180907, 280 526, 280DIG10, B60K 2002, B62B 502

Patent

active

050522370

ABSTRACT:
The invention relates to a transmission device for the motorization of a rolling-chair for example. Said transmission device comprises a hollow shaft 7 provided at each of its ends with a rolling train 8-13 idly pivoted on the hollow shaft 7 and comprising a toothed crowns 21. It comprises two control shafts 14 slidingly mounted within the hollow shaft 7 merging each out of one end of it. Each control shaft 14 is connected to a pinion intended to cooperate with the corresponding toothed crown 21. It comprises a control device 23 of the axial position of said control shaft 14 with respect to the hollow shaft 7.

REFERENCES:
patent: 849270 (1907-04-01), Schafer et al.
patent: 2742973 (1956-04-01), Johannesen
patent: 3515401 (1970-06-01), Gross
patent: 4264082 (1981-04-01), Fouchey, Jr.
patent: 4709772 (1987-12-01), Brunet

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