Title: Power cylinder construction

Abstract: A power cylinder of the multiple stage telescoping type that is characterized by a plurality of telescoping piston and cylinder assemblies, each of which comprises a composite cylinder and piston sleeve construction and an end closure construction that provides an extension stop for the piston sleeve of the next adjacent stage. The apparatus is further characterized by a quickly detachable base plate construction which permits ready access to the interior components of the cylinder via the base end thereof.

Do you think this is a good invention? Vote now:

Votes so far: For:(0) Against:(0)
Other info:

Inventors: Haller, Roland (Shiloh, OH, US)

Application Number: 455062
Filing Date: 1974-03-27
Publication_date: 1976-01-27
Assignee: Harsco Corporation (Camp Hill, PA)
Primary Class(es): 92/52 92/53, 92/59, 92/62, 92/66, 92/86, 92/169.1, 92/256
Other Classes:
US Patent Ref:

2364741	Dec, 1944	Merchant	92/86.
2832650	Apr, 1958	Park	92/53.
3116812	Jan, 1964	Farmer et al.	92/51.
3182563	May, 1965	Neilan	92/164.
3279755	Oct, 1966	Notenboom et al.	92/53.
3415169	Dec, 1968	Naddell	92/53.
3421786	Jan, 1969	Panigati	92/128.
3653302	Apr, 1972	Notenboom	92/53.
3722375	Mar, 1973	Sievenpiper	92/53.
3805681	Apr, 1974	Wible et al.	92/52.
3807285	Apr, 1974	Phillips	92/255.

Other Refs: 209,497

Nov, 1956	AU

Primary Examiner: Cohen, Irwin C.
Assistant Examiner: Hershkovitz, Abraham
Attorney: Fultz, Esq.; Palmer