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.
Patent No.:
Date of Patent:
Jun. 18, 2024
Filed:
Oct. 08, 2019
Applicant:
Caterpillar Sarl, Geneva, CH;
Inventors:
Hidetaka Ishizuka, Akashi, JP;
Kazumasa Matsumura, Akashi, JP;
Naoya Okada, Akashi, JP;
Takafumi Tadasu, Akashi, JP;
Assignee:
Caterpillar SARL, Geneva, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E02F 9/08 (2006.01); E02F 9/16 (2006.01);
U.S. Cl.
CPC ...
E02F 9/0833 (2013.01); E02F 9/16 (2013.01);
Abstract
To provide a pipe member being able to reduce the vibration applied and improve its durability. A pipe member to be installed on the body of a construction machine has an outer main pipe and an inner auxiliary pipe inserted into the outer main pipe. An outer diameter of the inner auxiliary pipe is formed smaller than an inner diameter of the outer main pipe. The inner auxiliary pipe has a securing part secured on the outer main pipe and at least one of end parts of the inner auxiliary pipe is a free end without being secured on the outer main pipe.