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Title:
EXPANDABLE MANTLE
Document Type and Number:
Japanese Patent JP3234313
Kind Code:
B2
Abstract:

PURPOSE: To provide an expandable mantle which can provide a V-belt having uniform upper width even when a belt sleeve is cut, without sanding the side face of the belt.
CONSTITUTION: A rotatable shaft 3 to be attached to a pair of bearings detachably is provided. A first groove streak section 5 and a second groove streak section 6 having grooves 8 and 9 of a slant bottom face 7 provided along the axial direction of the shaft 3 are arranged alternately along the circumferential direction of the surface of the shaft. The groove 8 of the first groove streak section and the groove 9 of the second groove streak section are positioned so as not to coincide with each other along the axial direction 4 of the shaft. Slender sliding plates are embedded in the first groove streak section 5 and the second groove streak section 6 so as to form the circumferential face of the mantle by the heads of the sliding plates. An end of each sliding plate is fixed to a connecting member so as to move simultaneously.


Inventors:
Iwao Yamashita
Application Number:
JP33369392A
Publication Date:
December 04, 2001
Filing Date:
November 18, 1992
Export Citation:
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Assignee:
Mitsuboshi Belting Co., Ltd.
International Classes:
B29D29/00; B29D29/10; (IPC1-7): B29D29/10
Domestic Patent References:
JP6155624A
JP5138760A
JP1141034A
JP3202339A
JP63216734A
JP504782Y1



 
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