Metal working – Means to assemble or disassemble – To apply or remove a resilient article
Patent
1987-06-26
1988-02-23
Watson, Robert C.
Metal working
Means to assemble or disassemble
To apply or remove a resilient article
B23P 1902
Patent
active
047261021
ABSTRACT:
An improved pipe protector installation device using a hydraulic piston with capacity of 2000 psi to transfer rubber pipe protectors onto transfer sleeves. The improved device uses a spider plate of multiple cooperating wedge shaped shoes with separate springs to surround the shaft holding the pipe protector. The improved device is smaller and lighter weight.
REFERENCES:
patent: 2263690 (1941-11-01), Bradley
patent: 2687566 (1954-08-01), Hall
patent: 2941283 (1960-06-01), Taylor
Portion of catalog, Bettis Rubber Company, pp. 630-631.
Hydril Company
Watson Robert C.
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