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Title:
SELF-PROPELLED CRUSHER
Document Type and Number:
Japanese Patent JP2013068176
Kind Code:
A
Abstract:

To provide a self-propelled crusher capable of restraining the temperature of cooling water from being elevated extremely.

A cooling process for driving a cooling fan 42 normal-directionally such that air passed through a screen 40 for restraining passage of a foreign matter in the air to generate a forward-directional air flow for supplying to a radiator 41, a maintenance process for driving the cooling fan 42 reverse-directionally to generate a reverse-directional air flow passed through the screen 40, and a load reduction process for interrupting a supply of an object to be crushed by a supply device at the time of the maintenance process, to reduce a load of an object-to-be-crushed engine 44 are executed, in the self-propelled crusher including the engine 44 of a power source, the radiator 41 constituting at least one part of a cooling function of the engine 44, the cooling fan 42 for generating the air flow passed through the radiator 41, and a driving means 43 for rotation-driving the cooling fan 42.


Inventors:
UEDA KAZUNORI
TEHARA REI
TAKAHASHI HIDENORI
Application Number:
JP2011208093A
Publication Date:
April 18, 2013
Filing Date:
September 22, 2011
Export Citation:
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Assignee:
HITACHI CONSTRUCTION MACHINERY
International Classes:
F01P7/04; B02C21/02; B60K11/04
Attorney, Agent or Firm:
Kasuga Toshiaki
Inoki Yuichi