Title:
HOSE RELEASE DEVICE, ROCK DRILLING UNIT AND METHOD OF MANAGING HOSES
Document Type and Number:
Japanese Patent JP2015175523
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a hose release device for supporting one or more pressure medium hoses, and a method of managing the pressure medium hoses.SOLUTION: A hose release device allows a length change of a pressure medium hose (15) caused by expansion under high pressure (P2). A method is for managing hoses and executing a deflection to the hoses so that an extra length is reserved in the system.
Inventors:
JOUNI KINNUNEN
Application Number:
JP2015049129A
Publication Date:
October 05, 2015
Filing Date:
March 12, 2015
Export Citation:
Assignee:
SANDVIK MINING & CONSTR OY
International Classes:
F16L3/21; E21B12/00; F16L3/18
Domestic Patent References:
| JPS61142797U | 1986-09-03 | |||
| JPH10318446A | 1998-12-04 | |||
| JPH08285149A | 1996-11-01 |
Attorney, Agent or Firm:
Atsushi Aoki
Tetsuro Shimada
Shinji Mitsuhashi
Yasushi Ohashi
Kentaro Ito
Kazuo Maejima
Tetsuro Shimada
Shinji Mitsuhashi
Yasushi Ohashi
Kentaro Ito
Kazuo Maejima