Machine element or mechanism – Mechanical movements – Reciprocating or oscillating to or from alternating rotary
Patent
1989-10-03
1991-03-19
Herrmann, Allan D.
Machine element or mechanism
Mechanical movements
Reciprocating or oscillating to or from alternating rotary
74665H, 192 482, 192 488, 296 991, B60J 7057, F16H 3706, F16H 1904
Patent
active
050000551
ABSTRACT:
A driving device for a sun blind comprises a base frame carrying a motor with speed reducer which drives four clutches that are individually operable. The clutches are connected between the base and a cover and are meshed with individual rack gears that each connect to a slider for sliding outwardly from under the cover.
REFERENCES:
patent: 2212220 (1940-08-01), Zwierzina
patent: 2857697 (1958-10-01), Schutt et al.
patent: 3073180 (1963-01-01), Lohr
patent: 3266328 (1966-08-01), Rott
patent: 4299316 (1981-11-01), Reinmoeller
patent: 4848827 (1989-07-01), Ou
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