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CPC
F15B2201/435
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Parent Industries
F
MECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS
F15
Hydraulics devices
F15B
SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL FLUID-PRESSURE ACTUATORS
F15B2201/00
Accumulators
Current Industry
F15B2201/435
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Patents Grants
last 30 patents
Information
Patent Grant
Hydraulic accumulator, in particular a membrane accumulator
Patent number
8,539,984
Issue date
Sep 24, 2013
Hydac Technology GmbH
Herbert Baltes
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Accumulator
Patent number
6,994,228
Issue date
Feb 7, 2006
NOK Corporation
Hisao Yoshihara
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Hydroaccumulator
Patent number
6,871,671
Issue date
Mar 29, 2005
Hydac Technology GmbH
Norbert Weber
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Hydropneumatic pressure reservoir
Patent number
6,857,450
Issue date
Feb 22, 2005
Hydac Technology GmbH
Gernot Rupp
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Sphere or accumulator with membrane, such as for motor vehicle hydr...
Patent number
6,186,178
Issue date
Feb 13, 2001
Automobiles Peugeot
Jean-Luc Darroux
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Accumulator including device for permitting and inhibiting fluid fl...
Patent number
6,155,301
Issue date
Dec 5, 2000
Tokai Rubber Industries, Ltd.
Akira Ohji
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Diaphragm and accumulator using the same
Patent number
6,092,552
Issue date
Jul 25, 2000
Tokai Rubber Industries, Ltd.
Shigeaki Takamatsu
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Flexible partition member for hydraulic accumulator, including ethy...
Patent number
5,618,629
Issue date
Apr 8, 1997
Tokai Rubber Industries, Inc.
Shigeaki Takamatsu
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Laminated sheet
Patent number
5,524,671
Issue date
Jun 11, 1996
NOK Corporation
Minoru Yoshida
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Hydraulic accumulator
Patent number
5,505,228
Issue date
Apr 9, 1996
William F. Summerfield
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Method for making a hydropneumatic accumulator
Patent number
5,456,787
Issue date
Oct 10, 1995
J. E. Miles, Inc.
J. Edgar Myles
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Hydraulic accumulator with dividing wall supported by connecting an...
Patent number
5,427,152
Issue date
Jun 27, 1995
Hydac Technology GmbH
Norbert Weber
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Laminated sheet
Patent number
5,409,041
Issue date
Apr 25, 1995
NOK Corporation
Minoru Yoshida
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Bladder for an accumulator
Patent number
5,246,761
Issue date
Sep 21, 1993
NOK Corporation
Kenji Sasaki
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Bladder edge seal and holder for hydraulic fluid pressure accumulator
Patent number
5,117,873
Issue date
Jun 2, 1992
Honda Giken Kogyo Kabushiki Kaisha
Yoshitaka Miyakawa
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Expansion-type fuse safety device for accumulator
Patent number
5,107,900
Issue date
Apr 28, 1992
Nobuyuki Sugimura
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Composite material flexible separators for pressure vessels
Patent number
5,054,373
Issue date
Oct 8, 1991
Olaer Industries
Francois Brault
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Bladder supporting device in an accumulator
Patent number
4,793,381
Issue date
Dec 27, 1988
Nobuyuki Sugimura
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Apparatus and method of an accumulator with rigid secondary diaphragm
Patent number
4,777,983
Issue date
Oct 18, 1988
General Motors Corporation
Kip R. Steveley
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Fusible packing for a supply port of an accumulator
Patent number
4,733,872
Issue date
Mar 29, 1988
Nobuyuki Sugimura
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Pressure acummulator with seal assembly
Patent number
4,671,325
Issue date
Jun 9, 1987
American Olaer, Inc.
Stanley E. Otter
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Accumulator with integral high pressure reservoir and recharge valve
Patent number
4,606,376
Issue date
Aug 19, 1986
Deere & Company
Jerald D. Bernard
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Manufacture of elastomeric bladders, particularly for pressure vessels
Patent number
4,587,074
Issue date
May 6, 1986
Olaer Industries S.A.
Jean P. De Loof
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Pressure accumulator
Patent number
4,543,997
Issue date
Oct 1, 1985
Masayuki Kishimoto
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Method of making pressure resistant accumulator device
Patent number
4,506,431
Issue date
Mar 26, 1985
The Normand Trust
Jacques H. Mercier
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Method for manufacturing a prestressed hydraulic accumulator
Patent number
4,492,013
Issue date
Jan 8, 1985
Hydro Rene Leduc
Louis C. Porel
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Accumulator for pneumatic or hydraulic devices
Patent number
4,452,276
Issue date
Jun 5, 1984
Diesel Kiki Co., Ltd.
Norimi Hozumi
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Safety device for an accumulator
Patent number
4,452,275
Issue date
Jun 5, 1984
Nobuyuki Sugimura
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Prestressed assembled oleo-pneumatic accumulators
Patent number
4,449,552
Issue date
May 22, 1984
Hydro Rene Leduc
Louis C. Porel
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Pressure resistant accumulator device
Patent number
4,429,718
Issue date
Feb 7, 1984
The Normand Trust
Jacques H. Mercier
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
Hydraulic accumulator, in particular a membrane accumulator
Publication number
20050139277
Publication date
Jun 30, 2005
Herbert Baltes
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Application
Hydroaccumulator
Publication number
20040123912
Publication date
Jul 1, 2004
Hydac Technology GmbH
Norbert Weber
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Application
Hydropneumatic pressure reservoir
Publication number
20040045615
Publication date
Mar 11, 2004
Gernot Rupp
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Application
Accumulator
Publication number
20030168463
Publication date
Sep 11, 2003
Hisao Yoshihara
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL