Expansible chamber devices – Moving cylinder
Patent
1984-12-21
1987-08-18
Garrett, Robert E.
Expansible chamber devices
Moving cylinder
92146, 91217, 384 42, F01B 1502, F01B 100
Patent
active
046868895
ABSTRACT:
A variable height column having a base, a midsection and an upper section. The base includes at least one upwardly extending guide shaft and the upper section includes at least one downwardly extending guide shaft. The midsection includes guide paths and bearings dimensioned for sliding engagement with the guide shaft. Hydraulic actuating means are provided to move the midsection vertically relative to the base and to move the upper section vertically relative to the midsection at the same rate to permit the uniform straightline extension and retraction of the column.
REFERENCES:
patent: 180252 (1876-07-01), McClunie
patent: 628953 (1899-07-01), McConville
patent: 2393503 (1946-01-01), Bosomworth et al.
patent: 2490625 (1949-12-01), Hall
patent: 2546462 (1951-03-01), Link
patent: 2821264 (1958-01-01), Ulinski
patent: 3537762 (1970-11-01), Lodige
American Sterilizer Company
Ethridge Christine R.
Garrett Robert E.
Williamson Mark A.
Yeager Robert D.
LandOfFree
Variable height column with integral actuating means does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Variable height column with integral actuating means, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Variable height column with integral actuating means will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1110757