Title:
油圧破砕機
Document Type and Number:
Japanese Patent JP4650571
Kind Code:
B2
Abstract:
A hydraulic crusher (1) includes crushing arms (11), a crusher body (5) having a hollow portion (65) extending in the longitudinal direction, and hydraulic cylinders (3). The hydraulic crusher includes four first hydraulic hoses (7,17,27,37) which have proximal caps (7a,17a,27a,37a) connected to ports (35c,35d,35e,35f) of the crusher body (5) and extend toward the distal side in the longitudinal direction in the hollow portion (65); four second hydraulic hoses (9,19,29,39) which have proximal caps (9a,19a,29a,39a) connected to ports (23b,23c) of the hydraulic cylinders (3), and extend into the hollow portion (65) and then toward the distal side in the longitudinal direction while being curved; and a clamp (31) or the like serving as a joint member movable in the longitudinal direction, the clamp (31) connecting distal sections of the first hydraulic hoses (7,17,27,37) with distal sections of the second hydraulic hoses (9,19,29,39).
Inventors:
Daisuke Muraoka
Application Number:
JP2009000401A
Publication Date:
March 16, 2011
Filing Date:
January 05, 2009
Export Citation:
Assignee:
Kobelco Construction Machinery Co., Ltd.
International Classes:
E04G23/08; B02C1/06
Domestic Patent References:
JP2008018364A | ||||
JP2004068393A | ||||
JP11309381A |
Attorney, Agent or Firm:
Hiroshi Maeda
Hiroshi Takeuchi
Takahisa Shimada
Yuji Takeuchi
Katsumi Imae
Atsushi Fujita
Kazunari Ninomiya
Tomoo Harada
Iseki Katsumori
Seki Kei
Yasuya Sugiura
Hiroshi Takeuchi
Takahisa Shimada
Yuji Takeuchi
Katsumi Imae
Atsushi Fujita
Kazunari Ninomiya
Tomoo Harada
Iseki Katsumori
Seki Kei
Yasuya Sugiura