Planetary gear transmission systems or components – Planet periphery surrounds axis of interacting gear – Circumferentially spaced connector pins
Patent
1995-08-14
1999-09-14
Marmor, Charles A.
Planetary gear transmission systems or components
Planet periphery surrounds axis of interacting gear
Circumferentially spaced connector pins
F16H 132
Patent
active
059514272
ABSTRACT:
The invention is a planocentric hypocycloidal gear assembly which eliminates drive pin sleeves and all bearings, and provides for drive pins which drive the pinions directly and provides for an aperture in an output cover plate for direct contact with an eccentric input shaft designed for inputs of between one-third and five horsepower.
REFERENCES:
patent: 3145585 (1964-08-01), Brown
patent: 3955445 (1976-05-01), Osterwalder
patent: 5123884 (1992-06-01), Kondoh et al.
Photographs of a scale model of a planocentric hypocycloidal gear manufactured by Ferguson Machine Company in existence at least as early as 1968.
Chironis, Nicholas P., Gear Design and Application, Chapter 3, "Planetary Gear Systems" by John H. Glover, McGraw-Hill Book Co., New York, New York, 1967.
Lynwander, Peter, Gear Drive Systems Design and Application, Marcel Decker Inc., New York, New York, 1983, pp. 6-11, 293-323.
Chironis, Nicholas P., Mechanisms&Mechanical Devices Sourcebook, Chapter 6 Subsection, "Planetary Gear Systems" by John H. Glover, McGraw-Hill Book Co., New York, New York, 1991, pp. 268-274.
Buckingham, Analytical Mechanics of Gears, Dover Publications, New York, New York, 1949 (approx.), pp. 25-29.
Walter Company catalog, Mar., 1987.
Ferguson publication BF-100, date unknown, but earlier than 1990.
Ferguson bulletin PT-67, date unknown, but earlier than 1990.
Ferguson catalog 764, date unknown, but earlier than 1990.
Norbar catalog, Jan., 1991.
Sumitomo Transmission Gear Division catalog, date unknown, but earlier than 1993.
Estremsky Sherry Lynn
Kang Grant D.
Marmor Charles A.
Moore Gear and Manufacturing Co.
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