the control being mechanical

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Patents Grantslast 30 patents

Information Patent Grant
Electric motor drive with infinitely variable speed transmission
- Patent number 4,391,156
- Issue date Jul 5, 1983
- Loeffler; William R.
- Edward C. Tibbals
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Centrifugally operated clutch and variable ratio torque multiplier
- Patent number 4,285,422
- Issue date Aug 25, 1981
- Arthur P. Bentley
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
2347654
- Patent number 2,347,654
- Issue date May 2, 1944
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
2127348
- Patent number 2,127,348
- Issue date Aug 16, 1938
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
1985359
- Patent number 1,985,359
- Issue date Dec 25, 1934
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
1640149
- Patent number 1,640,149
- Issue date Aug 23, 1927
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...