Hydraulic cylinder repair fixture

Details Hydraulic cylinder repair fixture Hydraulic cylinder repair fixture

1986-09-15

1988-02-09

Schmidt, Frederick R.

Metal working

Means to assemble or disassemble

By rotation of work part

81 5739, B23P 1904

Patent

active

047233486

ABSTRACT:
A torque-applying device for a cylinder rod and piston in which the threaded end of the rod extends through the piston and is retained thereon by a nut tightened against the piston composed of an open-ended, elongated, horizontally extending rectangular square tube, a stabilizing stand supporting one end of the tube and a structural post depending from and supporting the opposite end of the tube; a rectangular-shaped, piston rod carrier having its outer dimension substantially the same as the internal dimensions of the rectangular tube and supported within the tube to slide horizontally, the carrier having a pin thereon for non-rotatably mounting on the carrier the remote or free end of the piston rod, a wrench mounted on the nut at the piston end of the piston rod and including a torque-applying arm, and an hydraulic cylinder extending between the post and arm for applying torque to the wrench and nut for tightening and/or loosening the nut on the threaded end of the rod.

REFERENCES:
patent: 2764047 (1956-09-01), Allbritton
patent: 2984000 (1961-05-01), McConnell
patent: 3626573 (1971-12-01), Blake
patent: 3900938 (1975-08-01), Blomgren, Sr. et al.
patent: 4092881 (1978-06-01), Jurgens et al.
"Tuxco Hydraulic Cylinder Service", Catalog No. 684, 1984.

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