Invention Grant
US08757530B2 Pitman of a jaw crusher, jaw crusher, crushing plant and crushing method
有权
颚式破碎机的Pitman,颚式破碎机,破碎设备和破碎方法
- Patent Title: Pitman of a jaw crusher, jaw crusher, crushing plant and crushing method
- Patent Title (中): 颚式破碎机的Pitman,颚式破碎机,破碎设备和破碎方法
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Application No.: US13212342Application Date: 2011-08-18
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Publication No.: US08757530B2Publication Date: 2014-06-24
- Inventor: Risto Sutti , Jari Jonkka
- Applicant: Risto Sutti , Jari Jonkka
- Applicant Address: FI Helsinki
- Assignee: Metso Minerals, Inc.
- Current Assignee: Metso Minerals, Inc.
- Current Assignee Address: FI Helsinki
- Agency: Andrus Intellectual Property Law, LLP
- Main IPC: B02C1/08
- IPC: B02C1/08 ; B02C17/14

Abstract:
A pitman of a jaw crusher has an upper part, which includes an upper supporting point for supporting the pitman in the body of the jaw crusher, and a lower part having a lower supporting point for supporting the pitman in the body of the jaw crusher through a toggle plate. The lower part of the pitman includes sidewalls and honeycomb structure open to the crushing direction, which structure has one or more cross-sectional supports reaching from the first sidewall of the pitman to the second sidewall.
Public/Granted literature
- US20130043335A1 PITMAN OF A JAW CRUSHER, JAW CRUSHER, CRUSHING PLANT AND CRUSHING METHOD Public/Granted day:2013-02-21
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