Pipe joints or couplings – Essential catch – Leaf spring
Patent
1991-03-18
1992-08-25
Arola, Dave W.
Pipe joints or couplings
Essential catch
Leaf spring
285351, 285921, 285906, F16L 3712
Patent
active
051412640
ABSTRACT:
There is disclosed a compact and durable connector for connecting a thin tube or pipe which is used as a passage for supplying oil or air to an automobile or machine and whose diameter is less than about 20 mm. The tube has an outwardly swelling annular wall. The connector comprises a connector body and a socket body. The body has a connecting cylindrical wall at its front end. The cylindrical wall has a communication hole. A stepped enlarged chamber is formed in the body. At least one annular seal member is mounted in the chamber. The socket member comprises a cylindrical member pushing the seal member, engaging support claw walls protruding forward, and an inclined cylindrical wall spreading forward. When the tube is connected, the engaging support claw walls engage with the swelling annular wall of the tube.
REFERENCES:
patent: 2892991 (1959-06-01), Beebee et al.
patent: 3169030 (1965-02-01), Lippincott
patent: 3453005 (1969-07-01), Foults
patent: 3826523 (1974-07-01), Eschbaugh
patent: 3933378 (1976-01-01), Sandford et al.
patent: 4026581 (1977-05-01), Pasbrig
patent: 4035005 (1977-07-01), De Vinent et al.
patent: 4074912 (1978-02-01), Van Bilderbeek et al.
patent: 4219222 (1980-08-01), Brusadin
patent: 4275907 (1981-06-01), Hunt
patent: 4451069 (1984-05-01), Melone
patent: 4541658 (1985-09-01), Bartholomew
patent: 4601497 (1986-07-01), Bartholomew
patent: 4637636 (1987-01-01), Guest
patent: 4637640 (1987-01-01), Fournier et al.
patent: 4673199 (1987-06-01), Renfrew
patent: 4681351 (1987-07-01), Bartholomew
patent: 4749214 (1988-06-01), Hoskins et al.
patent: 4753458 (1988-06-01), Case et al.
patent: 4776616 (1988-10-01), Umehara et al.
patent: 4778203 (1988-10-01), Bartholomew
patent: 4781400 (1988-11-01), Cunningham
patent: 4793637 (1988-12-01), Laipply et al.
patent: 4895396 (1990-01-01), Washizu
patent: 4913467 (1990-04-01), Washizu
patent: 4915420 (1990-04-01), Washizu
patent: 4944537 (1990-07-01), Usui et al.
patent: 4946205 (1990-08-01), Washizu
patent: 4948180 (1990-08-01), Usui et al.
patent: 4964658 (1990-10-01), Usui et al.
patent: 5002315 (1991-03-01), Bartholomew
Arola Dave W.
Casella Anthony J.
Hespos Gerald E.
Usui Kokusai Sangyo Kaisha Ltd.
LandOfFree
Connector for connecting thin tube does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Connector for connecting thin tube, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Connector for connecting thin tube will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-380254