Relating to seals

Details Relating to seals Relating to seals

1989-12-20

1991-09-03

Cuchlinski, Jr., William A.

Hydraulic and earth engineering

Underground passageway, e.g., tunnel

Lining

277 79, 277 346, 277210, 277215, 2771675, E21D 1100, F16J 900

Patent

active

050448234

ABSTRACT:
A gap between tunnel segments 1 is sealed by rubber sealing members 8 that are provided with grooves 10 and tubular cavities 11. To improve sealing when a high pressure is applied to one side of the seal, at least one cavity nearest that side is open to the high pressure through apertures 12.

REFERENCES:
patent: 51945 (1866-01-01), Hewes
patent: 3338583 (1964-02-01), Isdale
patent: 3815926 (1974-06-01), Vore
patent: 3831950 (1974-08-01), Bentley et al.
patent: 4762441 (1988-08-01), Glang
patent: 4797032 (1989-01-01), Glang
patent: 4824289 (1989-04-01), Glang et al.
patent: 4834395 (1989-05-01), Benford
patent: 4900607 (1990-02-01), Glang et al.
patent: 4946309 (1990-08-01), Glang

Affiliated with

Also associated with

Rating

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

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

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1004266