Machine element or mechanism – Control lever and linkage systems – Elements
Patent
1990-05-07
1991-12-03
Lindsey, Rodney M.
Machine element or mechanism
Control lever and linkage systems
Elements
200 6185, 338134, G05G 104
Patent
active
050690825
ABSTRACT:
The disclosure relates to rotary handle controls using control circuits for controlling powered industrial trucks particularly stacking vehicles. Specifically, hand controls to effect a simultaneous actuation of several functions with one hand are disclosed. The circuitry embodys the use of potientiometer shafts to allow for one hand control.
REFERENCES:
patent: 2815230 (1957-12-01), Howie
patent: 3190994 (1965-06-01), Becker et al.
patent: 3611245 (1971-10-01), Puerner
patent: 3823616 (1974-07-01), Houseman et al.
patent: 3941009 (1976-03-01), Brown
patent: 3979967 (1976-09-01), Dunlap
patent: 4180713 (1979-12-01), Gonzales
patent: 4308433 (1981-12-01), Edwards, Jr.
patent: 4334130 (1982-06-01), Beig
patent: 4380938 (1983-04-01), Olson
Seng Gert
Vesin Gerard
Lindsey Rodney M.
Wagner Foerdertechnik GmbH & Co. Kg
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