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Patent Searching and Data


Title:
MIXER DRUM DRIVING DEVICE
Document Type and Number:
Japanese Patent JP2013193679
Kind Code:
A
Abstract:

To provide a mixer drum driving device suitable for miniaturizing an electric motor and a power source.

A mixer drum driving device includes an auxiliary hydraulic pump 5 capable of supplying a hydraulic oil to a hydraulic motor 3 independently from a hydraulic pump 4 so as to stir and rotate a mixer drum M as an auxiliary hydraulic device SD and two or more DC motors 6 which rotate and drive the auxiliary hydraulic pump 5. When an engine E is stopped during stirring and rotation of the mixer drum M, the two or more DC motors 6 are selectively operated according to a load of the mixer drum M to rotate and drive the auxiliary hydraulic pump 5.


Inventors:
TAKAHASHI YOSHIMITSU
Application Number:
JP2012065745A
Publication Date:
September 30, 2013
Filing Date:
March 22, 2012
Export Citation:
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Assignee:
KYB CO LTD
International Classes:
B60P3/16; B01F29/60; B28C5/42; F15B20/00; F16H61/4139
Domestic Patent References:
JP2003294008A2003-10-15
JP2001329573A2001-11-30
JPH09165789A1997-06-24
JP2003220884A2003-08-05
JPH0384263A1991-04-09
JPS591642U1984-01-07
Attorney, Agent or Firm:
Masaki Goto
Masaaki Iida
Atsushi Sudo