Main helicopter drive

Details Main helicopter drive Main helicopter drive

1985-05-10

1987-04-21

Powell, Jr., Everette A.

Fluid reaction surfaces (i.e., impellers)

Specific drive or transmission means

Hand mixers

416123, 74665GC, 192 47, B64C 2712

Patent

active

046592865

ABSTRACT:
Main helicopter drive for transmitting drive to the countershaft even when the main shaft connected to the rotor is idle, and on which a sleeve, turned by a drive shaft and connected by gears to the countershaft, supports in rotary and axially-sliding manner, an inner tubular body angularly integral with the main shaft; an actuator being connected to the said tubular body for moving it between a normal position, in which the said tubular body is connected to the said sleeve by a freewheel on the latter, and a position in which the said freewheel engages the outer casing of a bearing fitted on to the said tubular body.

REFERENCES:
patent: 2113512 (1938-04-01), Kesterton
patent: 2383295 (1945-08-01), Dodge
patent: 3907083 (1975-09-01), Nieder
patent: 4046238 (1977-09-01), Mendoza-Orozco
patent: 4093049 (1978-06-01), Watson et al.
patent: 4230211 (1980-10-01), Goto et al.
patent: 4284183 (1981-08-01), Brisabois et al.
patent: 4456425 (1984-06-01), McCarty et al.
patent: 4531620 (1985-07-01), Stone

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