Title:
SHOVEL AND TURNING SPEED REDUCER
Document Type and Number:
Japanese Patent JP2015152103
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a turning driving device capable of accurately performing oil inspection of lubricant right after operation completion of the turning driving device, and a turning speed reducer.SOLUTION: A shovel includes a turning motor and a turning speed reducer reducing rotation of the output shaft of the turning motor. The turning speed reducer includes: a first gear mechanism; a first gear case housing the first gear mechanism; a first oil detection pipe disposed in the first gear case; a first communication part communicating the inside of the first gear case with the first oil detection pipe; and a second communication part connecting the position of the first gear case higher than a position at which the first communication part is connected, with a high position of the first oil detection pipe.
Inventors:
FURUSHO KENTARO
HIRANUMA KAZUNORI
OKADA KENJI
SHIZU KEIGO
HIRANUMA KAZUNORI
OKADA KENJI
SHIZU KEIGO
Application Number:
JP2014026964A
Publication Date:
August 24, 2015
Filing Date:
February 14, 2014
Export Citation:
Assignee:
SUMITOMO HEAVY INDUSTRIES
International Classes:
F16H57/04; E02F9/12
Domestic Patent References:
JP2008232269A | 2008-10-02 | |||
JP2009281461A | 2009-12-03 |
Attorney, Agent or Firm:
Tadashige Ito
Tadahiko Ito
Tadahiko Ito