Apparatus for forming thermal insulation blocks

Elongated-member-driving apparatus – With means to head member – Heading tool extends within hollow portion of member

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Details

29798, 52509, 53117, 227 65, 270 79, E04B 180

Patent

active

042189624

ABSTRACT:
Apparatus is described for the formation of thermal insulation blocks from rolls of fibrous blankets. The apparatus comprises folding means to make alternating transverse folds in the blanket, insertion means to insert block supporting members (pronged beams) into and through folds of the block, and sequencing means to control the location of beam insertion according to a predetermined pattern.

REFERENCES:
patent: 980385 (1911-01-01), Wollheim
patent: 1290800 (1919-01-01), Teall
patent: 1290801 (1919-01-01), Teall
patent: 1881814 (1932-10-01), Meglitz et al.
patent: 2101906 (1937-12-01), Hopkinson
patent: 2216655 (1940-10-01), Smith et al.
patent: 3952470 (1976-04-01), Byrd
patent: 4001996 (1977-01-01), Byrd
patent: 4130936 (1978-12-01), Cottrell

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