Apparatus for manufacture of insulation products

Details Apparatus for manufacture of insulation products Apparatus for manufacture of insulation products

1977-02-15

1978-04-25

Whitehead, Harold D.

Abrasive tool making process, material, or composition

With carbohydrate or reaction product thereof

51137, B24B 532, B24B 2102

Patent

active

040855481

ABSTRACT:
The invention provides an apparatus for manufacturing lengths of tubular fibrous pipe insulation, the improvement comprising the provision for an abrasive treatment apparatus comprising conveyor means operable to receive such lengths mounted on their respective forming mandrels after setting the binder and to forward said lengths on said mandrels to an abrasive treatment station, an abrading member at said station to abrade the outer surface of said lengths and a member to rotate a length, on its mandrel, in contact with said abrading member while maintaining a controlled spacing between the mandrel and the abrading member.

REFERENCES:
patent: 2110931 (1938-03-01), Dyer
patent: 2565016 (1951-08-01), Possi
patent: 2716311 (1955-08-01), Berstecher
patent: 2912798 (1959-11-01), Seidel
patent: 3909986 (1975-10-01), Miyazawa

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