Arrangement structure of swash plate hydraulic pump...

Pumps – Plural pumps with individual or relative control – Adjustment with respect to common drive

Reexamination Certificate

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Details

C417S062000, C417S269000, C417S199100, C417S316000, C091S472000, C091S499000, C092S012200

Reexamination Certificate

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06960069

ABSTRACT:
An arrangement structure of a swash plate hydraulic pump which can be used in a wide range of construction equipment and industrial vehicles and is small in size, simple in structure, and inexpensive is provided. For this purpose, an arrangement structure of a swash plate hydraulic pump (1) comprises a driving source (3) and a plurality of swash plate hydraulic pumps (4, 8) which are connected to the driving source and discharge pressurized oil, and the plurality of swash plate hydraulic pumps include at least one swash plate hydraulic pump (8) of the second and subsequent swash plate hydraulic pumps which has a driving shaft (9) provided on a plane almost perpendicular to a driving shaft (6) of the first swash plate hydraulic pump (4) coupled to the driving source.

REFERENCES:
patent: 2914219 (1959-11-01), Chiantelassa
patent: 3741360 (1973-06-01), Patton
patent: 4534271 (1985-08-01), Forster
patent: 5354180 (1994-10-01), Forster
patent: 5800134 (1998-09-01), Hasegawa et al.
patent: 5957666 (1999-09-01), Lee
patent: 3-59275 (1991-09-01), None
patent: 8-121328 (1996-05-01), None
patent: 2001-140748 (2001-05-01), None

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