Invention Grant
- Patent Title: Gear tooth and external gear pump
- Patent Title (中): 齿轮和外齿轮泵
-
Application No.: US10568585Application Date: 2004-07-21
-
Publication No.: US08109748B2Publication Date: 2012-02-07
- Inventor: Joao Merendeiro , Jose Ribafeita , Que Vu Do
- Applicant: Joao Merendeiro , Jose Ribafeita , Que Vu Do
- Applicant Address: FR Boulogne Billancourt
- Assignee: Renault S.A.S.
- Current Assignee: Renault S.A.S.
- Current Assignee Address: FR Boulogne Billancourt
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- Priority: FR0310040 20030820
- International Application: PCT/FR2004/001925 WO 20040721
- International Announcement: WO2005/021972 WO 20050310
- Main IPC: F01C1/18
- IPC: F01C1/18 ; F01C1/24 ; F03C2/08 ; F04C2/08 ; F04C2/18
Abstract:
A gear tooth including a concave base connected to its starting point at the root of the adjacent tooth and a top connected to the base via a first transition point. The top of the tooth includes two convex segments connected via a second transition point causing a curve break in the tooth profile.
Public/Granted literature
- US20070274853A1 Gear Tooth and External Gear Pump Public/Granted day:2007-11-29
Information query
IPC分类:
