Electricity: circuit makers and breakers – Liquid contact – Time delay
Patent
1984-08-13
1986-04-29
Macon, Robert S.
Electricity: circuit makers and breakers
Liquid contact
Time delay
200 83B, 138121, 138122, 285226, H01H 3366, F16L 1100, F16L 2100
Patent
active
045859132
ABSTRACT:
A bellows device having a plurality of recesses and ridges in the direction of expansion and contraction is used for a movable part of a vacuum switch tube. The thickness of an middle part in the direction of expansion and contraction is 1.2 times or more than the thickness of a part placed adjacent the middle part. The middle part has three or more ridges.
REFERENCES:
patent: 2366897 (1945-01-01), Grooms
patent: 2702996 (1955-03-01), Davis
patent: 2753415 (1956-07-01), Andresen, Jr.
patent: 2847035 (1958-08-01), Peters
patent: 3166658 (1965-01-01), Jennings
patent: 3620557 (1971-11-01), Sturn
patent: 4079217 (1978-03-01), Oeschger
patent: 4283078 (1981-08-01), Ross et al.
patent: 4295496 (1981-10-01), Bixby
patent: 4484772 (1984-11-01), Ross, Sr. et al.
patent: 4508373 (1985-04-01), Ward
Macon Robert S.
Mitsubishi Denki & Kabushiki Kaisha
LandOfFree
Bellows device does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Bellows device, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Bellows device will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-142566