Metal working – Means to assemble or disassemble – Puller or pusher means – contained force multiplying operator
Patent
1978-11-30
1980-05-13
Larson, Lowell A.
Metal working
Means to assemble or disassemble
Puller or pusher means, contained force multiplying operator
29726, 269 43, 269287, B23P 1526
Patent
active
042020859
ABSTRACT:
A support assembly for two rows of U-shaped tubes comprises a U-bend rack which aligns and holds the U-bend portions of the tubes in a plurality of leg racks which align and hold the straight leg portions of two rows of tubes, the support assembly is utilized in inspecting shipping and simultaneously installing two rows of tubes in a vertically oriented heat exchanger.
REFERENCES:
patent: 918816 (1909-04-01), Bartlett
patent: 1350236 (1920-08-01), Pierce, Jr.
patent: 1481169 (1924-01-01), Witte
patent: 3128736 (1964-04-01), Norris et al.
patent: 3813749 (1974-06-01), Peake et al.
Baehr, Jr. F. J.
Larson Lowell A.
Westinghouse Electric Corp.
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