Metal working – Means to assemble or disassemble – Puller or pusher means – contained force multiplying operator
Patent
1985-12-11
1987-09-15
Roberts, Edward L.
Metal working
Means to assemble or disassemble
Puller or pusher means, contained force multiplying operator
1523011, 1523013, 29127, 29131, 156187, 156446, 300 21, B05C 1702
Patent
active
046929754
ABSTRACT:
A paint roller is comprised of a thermoplastic tubular core and a cover fabric heat-fused thereto without an intermediate adhesive. The fabric is wound around the core in a helical path, and the core is heat-softened in the zone of winding to fuse the fabric to the core as it is wound thereon.
REFERENCES:
patent: 4191792 (1980-03-01), Janssen
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