The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 12, 2009

Filed:

Jul. 04, 2005
Applicant:

Takeshi Hashimoto, Toyota, JP;

Inventor:

Takeshi Hashimoto, Toyota, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 3/22 (2006.01);
U.S. Cl.
CPC ...
Abstract

In a clamp having a pair of clamp members which sandwich a plurality of pipes having cylindrical cross-sections of different diameters, each of the clamp members including an elastic body having a plurality of concave portions formed therein and a reinforcing plate fixed to an outer side surface of the elastic body, the dimensions of each portion of the elastic bodies are set such that the compression ratio of the elastic bodies with respect to all of the pipes is made the same. For example, when the diameters of two pipes having different outer diameters are made Dand D, the curvature radii of the concave portions of the elastic bodies are made Rand R, and the distances from mating faces of the elastic bodies to the reinforcing plates are made L, . . . , L, then the dimensions of each portion of the elastic bodies are set so as to satisfy the relationship [(D−2R)/(L+L−2R)=(D−2R)/(L+L−2R).


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