| GB1382836A
              (en)
            
            * | 1971-08-06 | 1975-02-05 | Binks Bullows Ltd | Liquid spraying apparatus | 
        
          | US3779669A
              (en)
            
            * | 1972-05-22 | 1973-12-18 | Wooster Brush Co | Pump spray unit | 
        
          | US3930756A
              (en)
            
            * | 1974-01-14 | 1976-01-06 | Cat Pumps Corporation | Metering pulse pump | 
        
          | DE2402056B2
              (de)
            
            * | 1974-01-17 | 1981-07-02 | Tuchenhagen, Otto, 2059 Büchen | Membranpumpe | 
        
          | GB1508125A
              (en)
            
            * | 1974-04-11 | 1978-04-19 | Metaquip Ltd | Diaphragm pumps | 
        
          | US4022381A
              (en)
            
            * | 1975-11-24 | 1977-05-10 | Karliner Rudolf R | Airless spray apparatus | 
        
          | US4184809A
              (en)
            
            * | 1977-05-11 | 1980-01-22 | Louis Beck | Diaphragm pump construction having pulsator piston and mechanically actuated means to supply pulsator fluid | 
        
          | GB2059516B
              (en)
            
            * | 1979-09-19 | 1983-09-07 | Seeger Corp | Two-component metering pumps | 
        
          | EP0041062A1
              (en)
            
            * | 1979-11-19 | 1981-12-09 | Peter Johan Torsten TÖRNQVIST | Apparatus generating a reciprocating motion | 
        
          | SE7910058L
              (sv)
            
            * | 1979-12-06 | 1981-06-07 | Nordiska Vattenprojekt Ab Nova | Anordning vid kammarfilterpress | 
        
          | DE3018687C2
              (de)
            
            * | 1980-05-16 | 1986-10-30 | J. Wagner Gmbh, 7990 Friedrichshafen | Membran für Hochdruckförderpumpen, Kompressoren oder dgl. | 
        
          | US4443160A
              (en)
            
            * | 1980-11-13 | 1984-04-17 | Brueninghaus Hydraulik Gmbh | High-pressure piston pump for liquids, preferably for water | 
        
          | US4378201A
              (en)
            
            * | 1980-11-19 | 1983-03-29 | Graco Inc. | Diaphragm pump having spool and guide members | 
        
          | US4392787A
              (en)
            
            * | 1981-01-21 | 1983-07-12 | Wetrok Inc. | Diaphragm pump | 
        
          | JPS5843136U
              (ja)
            
            * | 1981-09-17 | 1983-03-23 | 富士電機株式会社 | フレ−ムレス回転電機の固定子鉄心 | 
        
          | US4451210A
              (en)
            
            * | 1982-05-14 | 1984-05-29 | Thermacore, Inc. | Diaphragm vapor pump | 
        
          | US4768932A
              (en)
            
            * | 1986-07-25 | 1988-09-06 | Geberth John Daniel Jun | Hydraulic paint pump | 
        
          | DE3706338A1
              (de)
            
            * | 1987-02-27 | 1988-09-08 | Wagner Gmbh J | Membranpumpvorrichtung | 
        
          | DE3706697A1
              (de)
            
            * | 1987-03-02 | 1988-09-15 | Breinlich Richard Dr | Hochdruckmembrane fuer grosse foerdermenge | 
        
          | EP0285685A1
              (de)
            
            * | 1987-04-07 | 1988-10-12 | Karl Eickmann | Von Fluid durchströmte Aggregate mit in achsialer Richtung federbaren, Kammern begrenzenden Elementen für Drucke bis zu mehreren tausend Atmospheren | 
        
          | US5163820A
              (en)
            
            * | 1987-11-16 | 1992-11-17 | Karldom Corporation | Airless sprayer with adjustable pressure unloading valve | 
        
          | US5228840A
              (en)
            
            * | 1988-11-14 | 1993-07-20 | Impact Mst Incorporated | Positive displacement pumps | 
        
          | JPH0417556A
              (ja)
            
            * | 1990-05-08 | 1992-01-22 | Tamagawa Seiki Co Ltd | ブラシレスdcモータのステータ構造 | 
        
          | US5186615A
              (en)
            
            * | 1990-06-26 | 1993-02-16 | Karldom Corporation | Diaphragm pump | 
        
          | US5106274A
              (en)
            
            * | 1990-07-23 | 1992-04-21 | Mark Holtzapple | Hermetic compressor | 
        
          | JPH0670452U
              (ja)
            
            * | 1991-01-08 | 1994-09-30 | 株式会社安川電機 | 回転電機の固定子鉄心 | 
        
          | US5165869A
              (en)
            
            * | 1991-01-16 | 1992-11-24 | Warren Rupp, Inc. | Diaphragm pump | 
        
          | US5249932A
              (en)
            
            * | 1991-10-07 | 1993-10-05 | Erik Van Bork | Apparatus for controlling diaphragm extension in a diaphragm metering pump | 
        
          | US5664938A
              (en)
            
            * | 1992-03-05 | 1997-09-09 | Yang; Frank Jiann-Fu | Mixing apparatus for microflow gradient pumping | 
        
          | US5630706A
              (en)
            
            * | 1992-03-05 | 1997-05-20 | Yang; Frank J. | Multichannel pump apparatus with microflow rate capability | 
        
          | JPH062664A
              (ja)
            
            * | 1992-06-22 | 1994-01-11 | Nippon Soken Inc | ダイアフラム式ポンプ | 
        
          | DE4420863C2
              (de)
            
            * | 1994-06-15 | 1998-05-14 | Ott Kg Lewa | Gesteuerte Schnüffelbehinderung für Hochdruck-Membranpumpen | 
        
          | DE19514316C1
              (de)
            
            * | 1995-04-18 | 1996-08-22 | Wagner Gmbh J | Membranpumpvorrichtung | 
        
          | JP3990732B2
              (ja)
            
            * | 1996-06-07 | 2007-10-17 | イドロ  レデュク | 任意の流体用に使用できる高圧ポンプ | 
        
          | FR2749616B1
              (fr)
            
            * | 1996-06-07 | 2001-10-26 | Leduc Rene Hydro Sa | Pompe a haute pression pour tous liquides | 
        
          | US6357524B1
              (en) | 1999-03-18 | 2002-03-19 | Anthony Ray Boyd | System for using inert gas in oil recovery operations | 
        
          | US6086340A
              (en)
            
            * | 1999-05-11 | 2000-07-11 | Milton Roy Company | Metering diaphragm pump having a front removable hydraulic refill valve | 
        
          | US6276907B1
              (en)
            
            * | 1999-08-12 | 2001-08-21 | Wagner Spray Tech Corporation | Hydraulically driven diaphragm pump | 
        
          | JP4435965B2
              (ja)
            
            * | 2000-11-10 | 2010-03-24 | 泉工医科工業株式会社 | 血液ポンプ駆動装置 | 
        
          | US7611333B1
              (en)
            
            * | 2002-05-07 | 2009-11-03 | Harrington Steven M | Multiple chamber pump and method | 
        
          | US6899530B2
              (en)
            
            * | 2002-10-31 | 2005-05-31 | Wanner Engineering, Inc. | Diaphragm pump with a transfer chamber vent with a longitudinal notch on the piston cylinder | 
        
          | US7018181B2
              (en)
            
            * | 2003-05-01 | 2006-03-28 | Wagner Spray Tech Corporation | Swashplate pump | 
        
          | US7090474B2
              (en)
            
            * | 2003-05-16 | 2006-08-15 | Wanner Engineering, Inc. | Diaphragm pump with overfill limiter | 
        
          | JP4587098B2
              (ja)
            
            * | 2004-07-21 | 2010-11-24 | Smc株式会社 | ポンプ装置 | 
        
          | DE102006044248B3
              (de)
            
            * | 2006-09-16 | 2008-04-03 | Thomas Magnete Gmbh | Membranpumpe | 
        
          | ATE480712T1
              (de) | 2007-11-07 | 2010-09-15 | Idromeccanica Bertolini S P A | Pumpe | 
        
          | KR101667067B1
              (ko) | 2008-10-22 | 2016-10-17 | 그라코 미네소타 인크. | 휴대용 에어리스 스프레이어 | 
        
          | US9545643B2
              (en) | 2008-10-22 | 2017-01-17 | Graco Minnesota Inc. | Portable airless sprayer | 
        
          | JP5727464B2
              (ja)
            
            * | 2009-05-07 | 2015-06-03 | グラコ ミネソタ インコーポレーテッド | 流体ポンプ装置用斜板機構 | 
        
          | DE102010039829A1
              (de)
            
            * | 2010-08-26 | 2012-03-01 | Prominent Dosiertechnik Gmbh | Membranpumpe mit trägheitsgesteuertem Leckergänzungsventil | 
        
          | DE102011002033A1
              (de)
            
            * | 2011-02-21 | 2012-08-23 | Das Environmental Expert Gmbh | Beschichtungsmaterialdosiersystem mit einer Membranpumpe | 
        
          | US9709050B2
              (en)
            
            * | 2014-01-07 | 2017-07-18 | Rocky Research | Solution pump system | 
        
          | US9638185B2
              (en) | 2014-02-07 | 2017-05-02 | Graco Minnesota Inc. | Pulseless positive displacement pump and method of pulselessly displacing fluid | 
        
          | US9964106B2
              (en) | 2014-11-04 | 2018-05-08 | Wanner Engineering, Inc. | Diaphragm pump with dual spring overfill limiter | 
        
          | US11007545B2
              (en) | 2017-01-15 | 2021-05-18 | Graco Minnesota Inc. | Handheld airless paint sprayer repair | 
        
          | US11022106B2
              (en) | 2018-01-09 | 2021-06-01 | Graco Minnesota Inc. | High-pressure positive displacement plunger pump | 
        
          | CN112368082B
              (zh) | 2018-04-10 | 2022-11-08 | 固瑞克明尼苏达有限公司 | 用于油漆和其他涂料的手持式无气喷涂器 | 
        
          | EP3976270A1
              (en) | 2019-05-31 | 2022-04-06 | Graco Minnesota Inc. | Handheld fluid sprayer | 
        
          | AU2021246059A1
              (en) | 2020-03-31 | 2022-10-06 | Graco Minnesota Inc. | Electrically operated displacement pump | 
        
          | EP4127475B1
              (en) | 2020-03-31 | 2024-10-23 | Graco Minnesota Inc. | Electrically operated pump for a plural component spray system | 
        
          | US10968903B1
              (en) | 2020-06-04 | 2021-04-06 | Graco Minnesota Inc. | Handheld sanitary fluid sprayer having resilient polymer pump cylinder | 
        
          | US10926275B1
              (en) | 2020-06-25 | 2021-02-23 | Graco Minnesota Inc. | Electrostatic handheld sprayer | 
        
          | CN116420019A
              (zh)
            
            * | 2020-11-09 | 2023-07-11 | 辟缔熙机械股份有限公司 | 液压驱动隔膜压缩机系统 | 
        
          | CN114439785B
              (zh)
            
            * | 2022-03-04 | 2023-08-08 | 天津大学 | 一种滚压驱动的折展皮囊泵式拮抗驱动装置 | 
        
          | US20240376890A1
              (en)
            
            * | 2023-05-12 | 2024-11-14 | Halliburton Energy Services, Inc. | Cooling for bellows pump | 
        
          | US12421834B2
              (en) | 2023-05-12 | 2025-09-23 | Halliburton Energy Services, Inc. | Systems and methods using a bellows pump to perform operations for a subterranean formation | 
        
          | US12421953B2
              (en) | 2023-05-12 | 2025-09-23 | Halliburton Energy Services, Inc. | Direct connect piston-driven bellows pump |