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:
Dec. 19, 2017

Filed:

Oct. 27, 2016
Applicant:

The Robbins Company, Solon, OH (US);

Inventors:

Carl E. Lenaburg, Tacoma, WA (US);

Ross D. Galbraith, North Ogden, UT (US);

Assignee:

The Robbins Company, Solon, OH (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21D 9/08 (2006.01); E21B 10/20 (2006.01); E21D 9/10 (2006.01);
U.S. Cl.
CPC ...
E21D 9/1006 (2013.01); E21B 10/20 (2013.01); E21D 9/08 (2013.01);
Abstract

An inline mounting assembly for a TBM cutter assembly includes first and second housing mounts, having upper and lower ear portions, and an inline channel sized to receive an end of the cutter assembly. The housing mounts include a first guide and a second guide defining forward and rearward abutment faces. A wedge assembly includes a bolt that extends through the first guide and engages a wedge configured to clamp the cutter shaft to the housing mount. A back support assembly includes a clamp block that abuts the rearward abutment face, a bridge block that abuts the forward abutment face, and a bolt that extends through the blocks. The bridge block abuts the shaft to provide support.


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