Seal

Details Seal Seal

2006-03-09

2011-10-25

Patel, Vishal (Department: 3674)

Seal for a joint or juncture

Seal between relatively movable parts

Circumferential contact seal for other than piston

C277S562000

Reexamination Certificate

active

08042814

ABSTRACT:
The seal for sealing off the bearing interior of a bearing has a first sealing lip angled outward from a base of the seal and forming a first sealing contact, and a second sealing lip angled inward from the base and forming a second sealing contact. An annular chamber is formed between the first sealing lip and the second sealing lip. The first sealing lip has at least one ventilation opening which leads into the chamber from the outside. The ventilation opening is positioned at the first sealing contact.

REFERENCES:
patent: 2992027 (1961-07-01), Wright et al.
patent: 3005648 (1961-10-01), Christensen
patent: 3955859 (1976-05-01), Stella et al.
patent: 4399998 (1983-08-01), Otto
patent: 4531747 (1985-07-01), Miura
patent: 4667968 (1987-05-01), Nash et al.
patent: 4819949 (1989-04-01), Otto
patent: 5649709 (1997-07-01), Munekata et al.
patent: 6029980 (2000-02-01), Downes
patent: 6609716 (2003-08-01), Friend et al.
patent: 6669373 (2003-12-01), Ohtsuki et al.
patent: 7056028 (2006-06-01), Hosoda et al.
patent: 7497630 (2009-03-01), Muramatsu et al.
patent: 0319822 (1989-06-01), None

Affiliated with

Also associated with

Rating

Seal does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Seal, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Seal will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-4284552