Invention Grant
- Patent Title: Rope cam dipper
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Application No.: US15454980Application Date: 2017-03-09
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Publication No.: US10557347B2Publication Date: 2020-02-11
- Inventor: Matthew L. Gross
- Applicant: Harnischfeger Technologies, Inc.
- Applicant Address: US WI Milwaukee
- Assignee: Joy Global Surface Mining Inc
- Current Assignee: Joy Global Surface Mining Inc
- Current Assignee Address: US WI Milwaukee
- Agency: Michael Best & Friedrich LLP
- Main IPC: E21C27/30
- IPC: E21C27/30 ; E21C47/00 ; E02F3/30 ; E02F3/40 ; E02F3/42

Abstract:
A mining machine assembly includes a dipper having a main body, the main body having a front side, a back side, a bottom side, and a top side. A ground engagement portion extends from the front side, the ground engagement portion including digging teeth. The mining machine assembly also includes a hoist rope attachment assembly coupled to the dipper. The hoist rope attachment assembly is configured to directly couple a hoist rope to the dipper. The hoist rope attachment assembly includes a cam having a first portion extending from the top side of the main body of the dipper, and a second portion that extends from the first portion and away from the main body and digging teeth.
Public/Granted literature
- US20170260857A1 ROPE CAM DIPPER Public/Granted day:2017-09-14
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