Title:
CRUSHER
Document Type and Number:
Japanese Patent JP2748998
Kind Code:
B2
Abstract:
PURPOSE: To provide a crusher capable of automatically, safely and easily changing the set value of a crushing part by remote operation without giving damage to an equipment being operated.
CONSTITUTION: A plurality of pieces of drive bars 42 are lengthened in the longitudinal direction and projected by the equal intervals in the outer circumferential face of an adjustment cap 40 inserted to the upper end of a bowl 20. A ratchet mechanism is equipped which is turned around a vertical shaft and butts these drive bars 42 via spring force and inhibits rotation of the adjustment cap 40. A crusher is constituted so that a pair of clockwise and counterclockwise hydraulic cylinders 44 are provided which press the side faces of the drive bars 42 and rotate them and a hydraulic unit 60 for driving the hydraulic cylinders 44 is equipped, and also operation procedure (sequential starting) described below is incorporated into the hydraulic circuit of the hydraulic unit 60. The set value brought by a mantle and a bowl liner 21 is automatically changed in motion by the operation procedure.
Inventors:
MIZOGAMI AKIRA
TAKEYA KUNIO
TAKEYA KUNIO
Application Number:
JP32359291A
Publication Date:
May 13, 1998
Filing Date:
October 04, 1991
Export Citation:
Assignee:
UBE KOSAN KK
International Classes:
B02C2/04; B02C25/00; (IPC1-7): B02C2/04