Rotary kinetic fluid motors or pumps – Selectively adjustable vane or working fluid control means – Upstream of runner
Reexamination Certificate
2006-01-10
2006-01-10
Look, Edward K. (Department: 3745)
Rotary kinetic fluid motors or pumps
Selectively adjustable vane or working fluid control means
Upstream of runner
C415S160000, C415S191000
Reexamination Certificate
active
06984104
ABSTRACT:
An attachment system for use with a variable incidence vane is disclosed. The attachment system includes a vane arm for joining a unison ring to a vane spindle. The vane arm has an arm portion and a bushing connected to the arm portion. The attachment system further has a pin for joining the vane arm to the unison ring. The pin fits within an interior bore in the bushing and is joined to the unison ring by a dual swage.
REFERENCES:
patent: 3954349 (1976-05-01), Abild
patent: 4792277 (1988-12-01), Dittberner et al.
patent: 4979874 (1990-12-01), Myers
patent: 6325531 (2001-12-01), Lindley
patent: 6330995 (2001-12-01), Mangeiga et al.
Alexander Phillip
Pickens John
Bachman & LaPointe P.C.
United Technologies Corporation
White Dwayne J.
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