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:
Apr. 07, 2015
Filed:
Jan. 29, 2013
Caterpillar Global Mining Llc, Oak Creek, WI (US);
Carl D. Gilmore, South Milwaukee, WI (US);
Jeffrey Klingel, Delafield, WI (US);
Kenneth J. Meyer, West Bend, WI (US);
Zoran Marjanovic, Wind Lake, WI (US);
Richard Hoppens, Milwaukee, WI (US);
Jamie K. Sherwood, Edmonton, CA;
Richard Alberts, Athabasca, CA;
Russell J. Willmann, Milwaukee, WI (US);
Caterpillar Global Mining LLC, Oak Creek, WI (US);
Abstract
A dipper assembly includes a dipper, a dipper door, a closure mechanism, a trip assembly, and a camshaft support assembly. The dipper door is pivotally mounted to the dipper for movement between an open position and a closed position in which the dipper door covers the dipper bottom. The closure mechanism is configured to retain the dipper door in the closed position. The trip assembly is configured to release the dipper door for movement to the open position, and includes a trip arm coupled to a camshaft and also coupled to a trip rope. The camshaft support assembly is configured to receive the camshaft, and includes a bearing block receiving a rotatable bearing member, and a sealing mechanism.