ATBECHDEDKESFRGBGRITLILUNLSEMCPTIESILTLVFIROMKCYALTRBGCZEEHUPLSKBAHRIS..MTNORSMESM..................JJDIM360 Ver 1.28 (29 Oct 2014) - 1620000/02706219EUROPEAN PATENT APPLICATIONA320160127EP13166807.120130507enenen201219538720120905JP2016012720160420140312201411F02M 37/10 20060101AFI20151223BHEP F02M 37/22 20060101ALI20151223BHEP deKraftstoffpumpeneinheit und FahrzeugenFuel pump unit and vehiclefrUnité de pompe à carburant et véhicule3Yamaha Hatsudoki Kabushiki Kaisha100257222Y2130501PEP2500 ShingaiIwata-shi, Shizuoka-ken 438JPSomeya, Akirac/o Yamaha Hatsudoki Kabushiki Kaisha 2500 Shingai, Iwata-shiShizuoka-ken, 438-8501JPNemoto, Shinichic/o Yamaha Hatsudoki Kabushiki Kaisha 2500 Shingai, Iwata-shiShizuoka-ken, 438-8501JPSakakibara, Takatomoc/o Yamaha Hatsudoki Kabushiki Kaisha 2500 Shingai, Iwata-shiShizuoka-ken, 438-8501JPTokitou, Takamasac/o Yamaha Hatsudoki Kabushiki Kaisha 2500 Shingai, Iwata-shiShizuoka-ken, 438-8501JPZimmermann, Tankred Klaus101173237Schoppe, Zimmermann, Stöckeler Zinkler, Schenk & Partner mbB Patentanwälte Radlkoferstrasse 281373 MünchenDEALATBEBGCHCYCZDEDKEEESFIFRGBGRHRHUIEISITLILTLULVMCMKMTNLNOPLPTRORSSESISKSMTRBAME20160127201604

A fuel pump unit (20) includes a case (31), a partition portion (32), an inlet port (44) and a fuel pump (33). The case (31) includes a discharge port (37) from which a fuel is discharged and a return port (38) to which an excess fuel is returned. The partition portion (32) divides an inner space (35) of the case (31) into a return fuel chamber (39) and a main fuel chamber (40). The return port (38) is disposed in the return fuel chamber (39). The main fuel chamber (40) is communicated with the outside of the case (31). The inlet port (44) is disposed within the return fuel chamber (39). The fuel pump (33) is configured to inhale the fuel through the inlet port (44) and discharge the fuel through the discharge port (37).

Y2130501PEPEP13166807.1Yamaha Hatsudoki Kabushiki Kaisha3DH20160108F02MUS2007215122A1NAKAGAWA MITSUYUKI [JP] ET AL20070920X1-6,12* abstract ** page 5, paragraph 76 - paragraph 90; figure 2 *JP2001050129AKEIHIN CORP20010223X1-3,12* abstract; figure 1 *JP2012072663AHONDA MOTOR CO LTD20120412A1,12* the whole document *EP1160444A2MITSUBA CORP [JP]20011205A1,12* the whole document *FR2663991A1RENAULT [FR]19920103A1,12* the whole document *Van Zoest, PeterThe Hague20151222US2007215122A120070920JP4785576B220111005JP2007247598A20070927US2007215122A120070920JP2001050129A20010223JP4042267B220080206JP2001050129A20010223JP2012072663A20120412NONEEP1160444A220011205CN1327123A20011219EP1160444A220011205JP2002054520A20020220FR2663991A119920103NONE