The cab of the breech operating mechanism null construction equipment of the air inlet cover

摘要

PROBLEM TO BE SOLVED: To provide an opening/closing apparatus of an fresh-air inlet cover of an air conditioner for construction equipment, with good workability of attaching/removing a cover;SOLUTION: In the opening/closing apparatus, the fresh-air inlet cover 10 covers/opens a fresh-air inlet 1c opened to an outer wall 1b of a cab 1 to introduce fresh air into the air conditioner in the cab. The fresh-air inlet cover 10 openably and closably is supported by the outer wall 1b through a hinge 11, and is locked at least one portion to the outer wall 1b by a locking means 12, with the flesh-air inlet cover being closed. A spring means 11c is disposed at the supported portion of the fresh-air inlet cover 10, so that the spring means urges the fresh-air inlet cover 10 in a direction opening the cover when the cover is closed and keeps the cover in neutral position of half-opening the cover when the cover is opened. The fresh-air inlet cover 10 may be disposed on the outer wall 1b at the rear of a door of the cab 1. It is preferable that the spring means 11d should functions as a hinge 11.;COPYRIGHT: (C)2002,JPO