Fluid reaction surfaces (i.e. – impellers) – With illumination means
Patent
1987-09-17
1989-02-28
Weidenfeld, Gil
Fluid reaction surfaces (i.e., impellers)
With illumination means
174 6, 439 98, H01R 466
Patent
active
048080721
ABSTRACT:
An electrical grounding connector for a helicopter rotor hub (15) comprises a bushing (25) which receives a hollow spindle (30) therewithin. Spindle (30) accommodates a cable or wire harness (35) therewithin and is rotatable within the bushing to accommodate twisting of the harness due to displacement of the helicopter blades. An electrical connection to hub (15) is made via flexible conductor (75), the spindle, and flexible conductor (60).
REFERENCES:
patent: 4320252 (1982-03-01), Holman et al.
patent: 4424947 (1984-01-01), Adams et al.
Bazydola, Jr. Stanley J.
Depietro Richard A.
Moore Thomas A.
Paumen Gary F.
United Technologies Corporation
Weidenfeld Gil
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