Apparatus for self-sealing treatment of pneumatic tires

Coating apparatus – Work holders – or handling devices – Gripper or clamped work type

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Details

118320, 118500, B05C 1302

Patent

active

047397241

ABSTRACT:
An apparatus for use in self-sealing treatment of tubeless tires includes a frame, first and second rotatable tire orienting members movably supported on the frame, a threaded rod assembly, located on the frame, for moving the first and second members on the frame and a motor connected by a transmission assembly, adjustable by a pulley, to the first member for driving that member. The apparatus further includes in upstanding assembly connected to the frame, and an adjustment device including a piston for moving a third rotatable tire orienting member on the upstanding assembly. Each of the rotatable members has a body including two opposing frustum-like portions having an axis of rotation therethrough. The rotational axis of each rotatable member is parallel to those of the other two members. Also disclosed is a sealing composition including an elastomeric contact adhesive and fragmentatious sealing matter which makes up from 5 to 50% of the total volume of the composition. The average size of the fragments of the sealing matter does not exceed 0.5 mm. Further disclosed is a tire treated in accordance with the present invention so that the inside surface thereof is provided with a 2-3 mm thick layer of a sealing composition according to the present invention.

REFERENCES:
patent: 1218155 (1917-03-01), Zimmerman
patent: 1983684 (1934-12-01), Strong
patent: 4115172 (1978-09-01), Baboff et al.

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