Title:
チューブ入りタイヤの内圧報知装置
Document Type and Number:
Japanese Patent JP4731069
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an internal pressure noticing device of a tubed tire having a simple structure in a fixed type, capable of surely noticing reduction in internal pressure and proper pressure, and particularly suitable for installing on a bicycle. SOLUTION: A device has an elastic body 6 so that a plunger 4 vertically moves according to the internal pressure of a tube 10 by inserting the plunger 4 into an installing hole separate from a valve hole of a rim 8, and notices reduction in the internal pressure and the proper pressure of the tire by moving the tip of the plunger 4 to the tube 10 side or the opposite side according to a change in the internal pressure of the tube 10. In this internal pressure noticing device of the tubed tire, a separating means 15 is arranged so that the tube 10 separates from the rim 8 on the periphery of the plunger 4 or a cross section of the plunger 4 in the longitudinal sectional direction of the tire is a projecting shape.
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Inventors:
Kasuga Nobutoshi
Nishimura Ritsuo
Nishimura Ritsuo
Application Number:
JP2001275678A
Publication Date:
July 20, 2011
Filing Date:
September 11, 2001
Export Citation:
Assignee:
Bridgestone Cycle Co., Ltd.
International Classes:
B60C23/04; G01L17/00; B60B21/02; B60C19/00; B60C29/00
Domestic Patent References:
| JP46003591Y1 | ||||
| JP5042275Y2 | ||||
| JP48089778A | ||||
| JP50039733Y1 | ||||
| JP2003098027A |
Foreign References:
| GB228192A | ||||
| FR929915A |
Attorney, Agent or Firm:
Atsushi Nakajima
Kato Kazunori
Katsuichi Nishimoto
Hiroshi Fukuda
Suzuki Etsuro
Watanabe
Kato Kazunori
Katsuichi Nishimoto
Hiroshi Fukuda
Suzuki Etsuro
Watanabe