Tag Archives: Hydraulic

Technology for machining pump wheel or turbine of hydraulic coupler

Application Number  00129397 Application Date  2000.12.09 Publication Number  1300657 Publication Date  2001.06.27 Priority Information     International Classification  B23P15/00   Applicant(s) Name  Bongbu Hydraulic Machinery Factory, Anhui Fork lifter Group Co   Address     Inventor(s) Name  Liang Qingmo;Xu Yugen;Liu Xuecai   Patent Agency Code  34102 Patent Agent  zhang jianhong AbstractA technology for machining pump… Read More »

Calibration of hydraulic pressure with isodensity

Application Number  00129061 Application Date  2000.09.29 Publication Number  1289890 Publication Date  2001.04.04 Priority Information   1999/11/23 US 09/448196; 1999/9/29 US 60/156604   International Classification  E21B47/06;E21B47/18   Applicant(s) Name  Schlumberger Holdings Co., Ltd.   Address     Inventor(s) Name  K. Xara;I.R-Copp   Patent Agency Code  72001 Patent Agent  zheng jianhui AbstractIn a drilling system for drilling… Read More »

Controlling apparatus for hydraulic driving hoister

Application Number  00128367 Application Date  2000.11.24 Publication Number  1297843 Publication Date  2001.06.06 Priority Information   2000/7/13 JP 212746/00; 1999/11/25 JP 333910/99   International Classification  B66D1/44   Applicant(s) Name  Kobe Steel, Ltd.   Address     Inventor(s) Name  Nishimoto Yoshio;Ohayashi Takahiro;Kakuo Taisuke   Patent Agency Code  72001 Patent Agent  xiao chunjing AbstractA winding-down side pilot port… Read More »

Shift selecting valve for hydraulic control system of automatic speed changer

Application Number: 00120689Application Date: 2000.12.29Publication Number: 1328938Publication Date: 2002.01.02Priority Information: 2000/6/21 KR 34141/2000International: F16H61/26;B60K41/16Applicant(s) Name: Hyundai Motor Co.Address: Inventor(s) Name: Kim Tai-Gyun;Chang Chai-Duk;Park Jong-SoolPatent Agency Code: 11038Patent Agent: zhang jinxiAbstract A manual valve of a hydraulic pressure control system for an automatic transmission includes a valve body and a valve spool slidably inserted into the… Read More »

Double-function hydraulic gearing bender for sheet material

Application Number: 00125307Application Date: 2000.09.21Publication Number: 1285246Publication Date: 2001.02.28Priority Information: International: B21D5/00Applicant(s) Name: Lu YashunAddress: Inventor(s) Name: Lu YushanPatent Agency Code: 00000Patent Agent: Abstract The present invention relates to a hydraulic transmission plate bending machine, and is characterized by that said invention adopts double-machine functions structure scheme and shares a same power hydraulic transmission system… Read More »

Hydraulic buffer technique without elasticity and linear damping increasement and bidirectional buffer thereby

Application Number: 00113735Application Date: 2000.02.15Publication Number: 1309250Publication Date: 2001.08.22Priority Information: International: F16F9/18Applicant(s) Name: Xu JinluAddress: Inventor(s) Name: Xu JinluPatent Agency Code: 00000Patent Agent: Abstract A bidirectional hydraulic buffer without elasticity and linear increasement of damping for the rolling stock of railway is disclosed. Its advantages are smaller size and lighter weight decreased by 50% or… Read More »

Composition for antiwear hydraulic lubricant oil additive

Application Number: 00121856Application Date: 2000.07.25Publication Number: 1335379Publication Date: 2002.02.13Priority Information: International: C10M137/10Applicant(s) Name: Lanzhou Oil Refining Chemical Branch, China Petroleum &. Natural Gas Corp., Ltd.Address: Inventor(s) Name: Wu Jin;Fu Xisheng;Zhang QingweiPatent Agency Code: 62001Patent Agent: liu donghuiAbstract The composition antiwear additive for hydraulic lubricant oil suitable for hydraulic driving system incldues: certain amount of mineral… Read More »

Power-saving elevator with enlarging hydraulic mechanism

Application Number: 00126616Application Date: 2000.09.30Publication Number: 1287092Publication Date: 2001.03.14Priority Information: International: B66B9/04;B66F7/08Applicant(s) Name: Yan GuojunAddress: Inventor(s) Name: Yan Guojun;Fang ZhanglinPatent Agency Code: 43008Patent Agent: zhao hongAbstract The power-saving elevator consists of hydraulic mechanism, oil cylinder, jacking transom, two sets of mechanical enlarging mechanism, cage, etc. Its mechanical enlarging mechanism has several hinged cross link rods,… Read More »

Principle and application of unidirectional pressing (or pulling) hydraulic buffer technique with non-linear increasement of damping and its opplication

Application Number: 00113770Application Date: 2000.04.04Publication Number: 1316601Publication Date: 2001.10.10Priority Information: International: F15B15/02;F15B21/00Applicant(s) Name: Xu JinluAddress: Inventor(s) Name: Xu JinluPatent Agency Code: 00000Patent Agent: Abstract The present invention is a buffer technique according to the non-compressibility principle of liquid matter volume by automatically regulating the flow rate of the compressed liquid to realize buffer function. THe… Read More »

Vehicle MX4 pipeline hydraulic brake structure

Application Number: 00121864Application Date: 2000.08.01Publication Number: 1336302Publication Date: 2002.02.20Priority Information: International: B60T11/20Applicant(s) Name: Mao GuozhengAddress: Inventor(s) Name: Mao GuozhengPatent Agency Code: 00000Patent Agent: Abstract In the invented motor vehicle Mx4 pipeline hydraulic braking structure the prior art single pipeline motor vehicle hydrautic brake general pump is substituted by double pipeline hydraulic brake general pump. The… Read More »

Hydraulic composition and use thereof

Application Number: 00126992Application Date: 2000.09.08Publication Number: 1329133Publication Date: 2002.01.02Priority Information: 1996/8/8 US 60/023,740International: C10M107/48Applicant(s) Name: Romanns Additive GmbHAddress: Inventor(s) Name: B.G. Kink;R.H. Gerri;C.W. SinermannPatent Agency Code: 11038Patent Agent: sun aiAbstract Polymer compositions derived from selected alkyl (methyl) acrylate ester monomers used in certain weight ratios to provide improved viscosity control and low temperature performance characteristics… Read More »

Hydraulic blower

Application Number: 00113927Application Date: 2000.09.22Publication Number: 1302952Publication Date: 2001.07.11Priority Information: International: F04B9/113Applicant(s) Name: Wang ShoufuAddress: Inventor(s) Name: Wang ShoufuPatent Agency Code: 61114Patent Agent: guo yinshengAbstract A hydraulic blower is composed of left and right cylinder bodies, hydraulic pumps installed in these cylinder bodies, electric motor connected to hydraulic pump probe eletrode, air intake valve, exhaust… Read More »

Hydraulic driving tool used in installing and disembling roll neck bearing of rolling mill machine

Application Number: 00122207Application Date: 2000.07.25Publication Number: 1282646Publication Date: 2001.02.07Priority Information: 1999/7/29 US 60/146,280International: B21B31/08;B23P19/027Applicant(s) Name: Morgan Construction Co.Address: Inventor(s) Name: A.S. Madings;P.N. AusgaodPatent Agency Code: 31100Patent Agent: wang hongxiangAbstract A tool is disclosed for axially urging a bearing assembly into and out of a seated position on the neck of a roll in a rolling… Read More »

All hydraulic controlled self-healing type main pressure-distribution valve

Application Number: 00112165Application Date: 2000.03.23Publication Number: 1266147Publication Date: 2000.09.13Priority Information: International: F03B15/00;F15B13/02Applicant(s) Name: Power Automatization Inst., National Power Corp.Address: Inventor(s) Name: Chen Dongmin;Zeng Jilun;Li JianhuaPatent Agency Code: 32102Patent Agent: niu liliAbstract A full liquid controlled auto-resetting main pressure-distributing valve is characterized by that the valve body is installed horizontally, it possesses two main control oil… Read More »

Hydraulic driver of shaft driven electric generator

Application Number: 00115381Application Date: 2000.04.10Publication Number: 1266959Publication Date: 2000.09.20Priority Information: International: F16H39/04Applicant(s) Name: Qiu ZhihongAddress: Inventor(s) Name: Qiu ZhihongPatent Agency Code: 33102Patent Agent: zhang gangAbstract The present invention relates to a constant-speed unit of electric generator for convenient installation and higher efficiency features that the gear pump and variable pump driven by transmission mechanism deliver… Read More »

Hydraulic replication method of annular product and decorative product made by said method

Application Number: 00122660Application Date: 2000.06.17Publication Number: 1280902Publication Date: 2001.01.24Priority Information: 1999/6/18 JP 173358/99International: B60R13/00;B41M3/12;B41M5/03;B44C1/175Applicant(s) Name: Cubic Co., Ltd.Address: Inventor(s) Name: Mizuta ZentoPatent Agency Code: 72001Patent Agent: wen dapengAbstract The present invention provides a method and workpiece of liquid pressure transfer. The liquid pressure transfer capable of applying a decorative pattern to a loop-like workpiece with… Read More »

Structure design for integral float shaft sleeve of hydraulic gear pump

Application Number: 00112294Application Date: 2000.05.17Publication Number: 1299016Publication Date: 2001.06.13Priority Information: International: F16C33/04Applicant(s) Name: Huaiyin Machinery General FactoryAddress: Inventor(s) Name: Fu LiqiPatent Agency Code: 32110Patent Agent: zhu gerenAbstract The structure design of a flaating shaft sleeve set for hydraulic gear pump is to design the high pressure side of axial cross section of the shaft sleeve… Read More »

Welding controller and method for internal gap of hydraulic torque converter

Application Number: 00115670Application Date: 2000.05.12Publication Number: 1271637Publication Date: 2000.11.01Priority Information: International: B23K37/04;B23K37/053Applicant(s) Name: Shanghai Jiaotong Univ.Address: Inventor(s) Name: Shi Zhongxian;Li Zhuguo;Zhao YongbinPatent Agency Code: 31201Patent Agent: wang tilinAbstract A welding controller is composed of top cover, upper push block, upper clamping jaw, pump wheel of hydraulic torque converter, lower clamping jaw, servo motor, welding wire… Read More »

Loop flushing circuit for lubricating rotary element in static hydraulic driving unit

Application Number: 00123519Application Date: 2000.08.16Publication Number: 1290821Publication Date: 2001.04.11Priority Information: 1999/9/30 US 09/409503International: F15B7/10;F16H61/40Applicant(s) Name: Sauer Inc.Address: Inventor(s) Name: Stiwen H. Geruck;Jeffrey A. Baoldas;Jim D. LaikenPatent Agency Code: 11216Patent Agent: liu jiyangAbstract A loop flushing circuit for a hydrostatic transmission module includes a three position, three port pilot pressure operated loop flushing valve having a… Read More »

Antitheft hydraulic lock for car

Application Number: 00112354Application Date: 2000.06.22Publication Number: 1273923Publication Date: 2000.11.22Priority Information: International: B60R25/08Applicant(s) Name: Qiangli Aerodynamic Co., Ltd., (Wuxi)Address: Inventor(s) Name: Tuo NiPatent Agency Code: 32104Patent Agent: yin gongmeiAbstract An anti-theft hydraulic lock suitable for the car with hydraulic brake is composed of lock body, lock core holder and switch holder. A valve core linked via… Read More »

Hydraulic power transmission unit

Application Number: 00116132Application Date: 2000.09.28Publication Number: 1346027Publication Date: 2002.04.24Priority Information: International: F15B21/00Applicant(s) Name: Wen JinchengAddress: Inventor(s) Name: Wen JinchengPatent Agency Code: 51211Patent Agent: liu shiquanAbstract The present invention provides a new type power equipment, consiting of hydraulic motor, hydraulic pump, low-pressure oil tank, high-pressure oil tank and connecting pipeline, and is characterized by that the… Read More »

Filling type hydraulic piston and its mfg. method

Application Number: 00123558Application Date: 2000.08.23Publication Number: 1294036Publication Date: 2001.05.09Priority Information: 1999/10/26 US 09/426601International: B21D35/00;B21D51/16;F03C1/28Applicant(s) Name: Sharl Inc.Address: Inventor(s) Name: Robert J. StopeckPatent Agency Code: 11216Patent Agent: liu jiyangAbstract The present invention relates to a filled piston assembly for a hydraulic pump or motor. The filled hydraulic piston assembly includes a blank piston body having first… Read More »

Water-saving manually operated hydraulic toilet cistern

Application Number: 00112412Application Date: 2000.07.17Publication Number: 1334383Publication Date: 2002.02.06Priority Information: International: E03D1/22Applicant(s) Name: Tang KemingAddress: Inventor(s) Name: Tang KemingPatent Agency Code: 00000Patent Agent: Abstract A water-saving manually operated hydraulic toilet cistern features that it has an additional high-level flushing unit for flushing urine, which is composed of cylindrical valve seat, spherical rubber valve, pull line… Read More »

Damping balancer for hydraulic piston

Application Number: 00119167Application Date: 2000.07.03Publication Number: 1331019Publication Date: 2002.01.16Priority Information: International: B60G15/00Applicant(s) Name: You WenfengAddress: Inventor(s) Name: You WenfengPatent Agency Code: 00000Patent Agent: Abstract A hydraulic piston-type damper is composed of the left, central and right damping cylinders and a pair of guide tubes. In each damping cylinder there are two pistons, spring and damping… Read More »

Main hydraulic cylinder unit for vehicle

Application Number: 00124077Application Date: 2000.08.25Publication Number: 1286188Publication Date: 2001.03.07Priority Information: 1999/8/27 JP 241526/1999International: B60T17/04;B62K23/04Applicant(s) Name: Honda Giken Kogyo K.K.Address: Inventor(s) Name: Noro Hiroshi;Morihara ShinichiPatent Agency Code: 11038Patent Agent: han deyingAbstract In a master cylinder device for a vehicle having a master cylinder with a cylinder body attached in the vicinity of a grip of a… Read More »

Hydraulic cradle

Application Number: 00112504Application Date: 2000.09.01Publication Number: 1293267Publication Date: 2001.05.02Priority Information: International: D01H5/52Applicant(s) Name: Chen ZhidanAddress: Inventor(s) Name: Chen ZhidanPatent Agency Code: 00000Patent Agent: Abstract A hydraulic cradle which is an important part for applying pressure to roller of spinning twister is disclosed, and can be used for drafting system in roving frame, spinning machine, double,… Read More »

Hydraulic piston type sound enclosure

Application Number: 00119266Application Date: 2000.07.02Publication Number: 1331553Publication Date: 2002.01.16Priority Information: International: H04R1/44Applicant(s) Name: Yang RuhuiAddress: Inventor(s) Name: Yang RuhuiPatent Agency Code: 00000Patent Agent: Abstract A hydraulic piston type sound enclosure features that the hydraulic pistons are installed to enclosed sound enclosure to make the volume and damping of sound enclosure change with the vibration of… Read More »

Hydraulic double-blade pump and its motor

Application Number: 00124378Application Date: 2000.09.11Publication Number: 1284607Publication Date: 2001.02.21Priority Information: International: F04C2/344Applicant(s) Name: Sun HuiyingAddress: Inventor(s) Name: Sun HuiyingPatent Agency Code: 00000Patent Agent: Abstract The hydraulic pump has a C-shaped working chamber formed by the surface of rotor and the surface of the stator and comprising working volume and non-working volume. The working chamber has… Read More »

Fully automatic hydraulic jack

Application Number: 00113302Application Date: 2000.03.06Publication Number: 1312216Publication Date: 2001.09.12Priority Information: International: B66F3/24Applicant(s) Name: Hu XianzheAddress: Inventor(s) Name: Hu Xianzhe;Hu Zhenhua;Hu AiwuPatent Agency Code: 00000Patent Agent: Abstract The full-automatic hydraulic jak is characterized by that the interior of base is equipped with combination valve, and the interior of valve hole is equipped with two-position two-way rotary… Read More »

Method and apparatus for lifting liquid by hydraulic air

Application Number: 00119356Application Date: 2000.06.28Publication Number: 1331388Publication Date: 2002.01.16Priority Information: International: F04F10/00Applicant(s) Name: Yan DaoyuanAddress: Inventor(s) Name: Yan DaoyuanPatent Agency Code: 00000Patent Agent: Abstract A method for lifting liquid features that the mutual conversion between gravitational potential of water and the elastic potential of air is used to lift up water. Its apparatus is composed… Read More »