Axially adjustable fire construction drum

Details Axially adjustable fire construction drum Axially adjustable fire construction drum

1977-07-12

1979-02-06

Kittle, John E.

Adhesive bonding and miscellaneous chemical manufacture

Surface bonding means and/or assembly means therefor

Tire body building type

156419, B29H 1714

Patent

active

041383079

ABSTRACT:
An axially and radially adjustable construction drum for pneumatic tires in which the drum has a variable width and is radially extensible and comprises two basic members, the relative distance between which is adjustable on an internal tube through a spindle and a screwthreaded sleeve with screw thread portions in opposite directions, in which the basic members support ring segments whose external surfaces form approximately cylindrical working surfaces and which are radially adjustable through bellows and on which is situated a resilient bandage with inflatable members disposed therebelow for holding over the edges of plies and between which is retained a middle portion which is radially extensible in the longitudinal direction of the drum.

REFERENCES:
patent: 2335169 (1943-11-01), Bostwick
patent: 3077917 (1963-02-01), Appleby
patent: 3154455 (1964-10-01), Nebout
patent: 3156601 (1964-11-01), Henley
patent: 3160545 (1964-12-01), Burton
patent: 3503829 (1970-03-01), Menell et al.
patent: 3867230 (1975-02-01), Van Horn et al.

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