Invention Grant
- Patent Title: Shovel with passive tilt control
- Patent Title (中): 铲斗采用被动倾斜控制
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Application No.: US13755179Application Date: 2013-01-31
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Publication No.: US08984779B2Publication Date: 2015-03-24
- Inventor: Jason Knuth
- Applicant: Harnischfeger Technologies, Inc.
- Applicant Address: US DE Wilmington
- Assignee: Harnischfeger Technologies, Inc.
- Current Assignee: Harnischfeger Technologies, Inc.
- Current Assignee Address: US DE Wilmington
- Agency: Michael Best & Friedrich LLP
- Main IPC: E02F3/60
- IPC: E02F3/60 ; E02F3/30 ; E02F3/36 ; E02F3/40 ; E02F3/46

Abstract:
A mining shovel adapted to dig a bank of material includes a boom having an end, a hoist rope extending over the end of the boom, an elongated member movably coupled to the boom, a dipper for engaging the bank of material, a bail assembly, and a pitch brace. The member includes a first end and a second end. The dipper is coupled to the second end of the member and includes a digging edge. The bail assembly includes a first end pivotably coupled to the dipper and a second end coupled to the hoist rope passing over the boom. The pitch brace includes a first end pivotably coupled to the bail assembly and a second end pivotably coupled to the member.
Public/Granted literature
- US20130195593A1 SHOVEL WITH PASSIVE TILT CONTROL Public/Granted day:2013-08-01
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