Piston and cylinder unit

Details Piston and cylinder unit Piston and cylinder unit

1988-10-13

1989-10-31

Garrett, Robert E.

Expansible chamber devices

With inspection window in expansible chamber wall portion

With lock

91 1, 91DIG4, 403296, F01B 2526, F01B 3112

Patent

active

048769452

ABSTRACT:
The invention provides a piston and cylinder unit comprising a piston adapted to be displaced in the axial direction, a piston rod arranged coaxially and connected with the piston on at least one axial face thereof and which extends through an associated cylinder end cover in a sealing and sliding manner. The section of the piston rod outside the piston are provided with load attachment means. The piston rod is tubular and defines a continuous bore extending essentially from one end of such rod to the other end thereof in the axial direction. The bore is provided at least at its end sections with a female threaded section. The piston end of the piston rod is provided with a threaded part connected with the piston and in the opposite external end the male threaded section of a connecting part may be screwed with is adapted to be coupled with a load attachment means to be operated by said piston and cylinder unit.

REFERENCES:
patent: 2584926 (1952-02-01), Roll
patent: 2956549 (1960-10-01), Malpass
patent: 3147671 (1964-09-01), Geyer
patent: 3163093 (1964-12-01), Gut
patent: 3166991 (1965-01-01), Blenkle
patent: 3401604 (1968-09-01), Blatt et al.
patent: 3729219 (1973-04-01), Crane
patent: 4003297 (1977-01-01), Mott
patent: 4296677 (1981-10-01), Little et al.
patent: 4342634 (1982-08-01), Haasl et al.
patent: 4759263 (1988-07-01), Lehle

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