Title:
テンション付加用流体圧ナット
Document Type and Number:
Japanese Patent JP4659218
Kind Code:
B2
Abstract:
A hydraulic tensioning system for nuts on studbolts has a puller bar and a puller buddy, which are coupled to the studbolt, and a bridge around the nut. The puller bar is internally coupled to the studbolt (and may engage the nut before the tension is applied). The nut can comprise a cone nut, which cooperates with a complementary collar or shell with a conical inner face and a spherical base washer.
Inventors:
Bucknell, John, Wentworth
Application Number:
JP2000602443A
Publication Date:
March 30, 2011
Filing Date:
February 28, 2000
Export Citation:
Assignee:
Curtis-Light Flow Control Corporation
International Classes:
F16B43/00; B25B29/02; F16B31/04; F16B37/08
Domestic Patent References:
| JP5220815A | ||||
| JP3120380U | ||||
| JP11013728A | ||||
| JP10311317A | ||||
| JP7038735U | ||||
| JP62261705A | ||||
| JP63135607A | ||||
| JP11182523A |
Attorney, Agent or Firm:
Masaaki Ogura