Invention Grant
US08414238B2 Stud bolt, stud bolt attachment structure, and booster device using the same
有权
螺栓螺栓，双头螺栓连接结构和使用其的升压装置
- Patent Title: Stud bolt, stud bolt attachment structure, and booster device using the same
- Patent Title (中): 螺栓螺栓，双头螺栓连接结构和使用其的升压装置
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Application No.: US12301391Application Date: 2007-05-28
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Publication No.: US08414238B2Publication Date: 2013-04-09
- Inventor: Shinichi Inagaki , Toru Sato , Nobuyuki Yamashita
- Applicant: Shinichi Inagaki , Toru Sato , Nobuyuki Yamashita
- Applicant Address: JP Tokyo
- Assignee: Bosch Corporation
- Current Assignee: Bosch Corporation
- Current Assignee Address: JP Tokyo
- Agency: Michael Best & Friedrich LLP
- Priority: JP2006-149594 20060530; JP2007-116420 20070426
- International Application: PCT/JP2007/060779 WO 20070528
- International Announcement: WO2007/139048 WO 20071206
- Main IPC: F16B37/04
- IPC: F16B37/04
Abstract:
A stud bolt (1) is disposed with a bolt head portion (2), a bolt shoulder portion (3) whose diameter is smaller than the diameter of the bolt head portion (2), and a thread portion (4b) whose diameter is smaller than the diameter of the bolt shoulder portion (3), wherein the bolt shoulder portion (3) includes a knurling portion (3b) that includes projecting portions (3b1) and groove portions (3b2) on its outer periphery and at least part of which eats into a container (10) during staking and a bolt base portion (3a) that is disposed between the knurling portion (3b) and the bolt head portion (2) and has a peripheral surface that is smoother than the knurling portion (3b).
Public/Granted literature
- US20090184569A1 STUD BOLT, STUD BOLT ATTACHMENT STRUCTURE, AND BOOSTER DEVICE USING THE SAME Public/Granted day:2009-07-23
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