Labyrinth seal for fan assembly

Details Labyrinth seal for fan assembly Labyrinth seal for fan assembly

2006-01-31

2006-01-31

Look, Edward K. (Department: 3745)

Fluid reaction surfaces (i.e., impellers)

Rotor having flow confining or deflecting web, shroud or...

Radially extending web or end plate

C416S224000, C416S24100B

Reexamination Certificate

active

06991432

ABSTRACT:
Attaching a labyrinth seal composed of wear-resistant material to the surfaces of rotating equipment subject to wear can increase the life of the rotating equipment and reduce down-time for equipment maintenance and repairs.

REFERENCES:
patent: 1985705 (1934-12-01), Whiton, jr.
patent: 4671740 (1987-06-01), Ormiston et al.
patent: 4721313 (1988-01-01), Pennink
patent: 4884820 (1989-12-01), Jackson et al.
patent: 5244216 (1993-09-01), Rhode
patent: 5423660 (1995-06-01), Sortor
patent: 5925955 (1999-07-01), Norris
patent: 02011899 (1990-01-01), None

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