Upper swing body with minimized rear protrusion in excavator

Details Upper swing body with minimized rear protrusion in excavator Upper swing body with minimized rear protrusion in excavator

2006-12-22

2010-02-16

Dickson, Paul N (Department: 3616)

Motor vehicles

Bodies

Movable body portion facilitating engine access

C180S089180, C165S042000

Reexamination Certificate

active

07661497

ABSTRACT:
An upper swing body of an excavator is disclosed wherein a rear protrusion is minimized to reduce an operating radius and a cooling performance is improved even in a narrow engine room. An upper swing body of an excavator according to the present invention comprises a main frame (12) forming a base of the upper swing body; a support (16) including a pair of vertical frames (17, 18) disposed upwardly from an upper surface of a rear portion of the main frame (12) and laterally spaced apart from each other by a certain distance, and a horizontal frame (19) for connecting upper ends of the pair of vertical frames (17, 18) to each other; a cab (80) having a front lower portion supported by the main frame (12), and a rear lower portion supported by the support (16); and an engine (10) disposed in a space formed below the horizontal frame (19) of the support (16).

REFERENCES:
patent: 6431299 (2002-08-01), Asche et al.
patent: 6435264 (2002-08-01), Konno et al.
patent: 7287810 (2007-10-01), Ishii et al.
patent: 2005/0211483 (2005-09-01), Pfohl et al.
patent: 19839783 (1999-09-01), None
patent: 6144022 (1994-05-01), None
patent: WO 2005035341 (2005-04-01), None

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