Pumps – Expansible chamber type – Having pumping chamber pressure responsive distributor
Reexamination Certificate
2003-11-03
2010-02-16
Kramer, Devon C (Department: 3746)
Pumps
Expansible chamber type
Having pumping chamber pressure responsive distributor
C417S269000, C417S454000, C091S499000, C092S071000
Reexamination Certificate
active
07661937
ABSTRACT:
The invention relates to a control plate (20) for an axial piston engine (1). The inventive control plate (20) comprises a through hole (38) and a radial internal edge of said control plate (20) embodied in the form of a centering surface (29) which centers the control plate (20) to a centering body (7) arranged on the side of a bearing surface. Said centering surface (29) consists of several partial surfaces (29.1, 29.2, 29.3) formed on segments (43.1, 43.2, 43.3) of the internal edge (47) of the control plate (20) radially extending towards the internal space of said through hole (38). The segments (43.1, 43.2, 43.3) are divided by cuts (36.1, 36.2, 36.3).
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Brueninghaus Hydromatik GmbH
Kasture Dnyanesh
Kramer Devon C
Scully , Scott, Murphy & Presser, P.C.
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