Title:
【発明の名称】旋回付加用具
Document Type and Number:
Japanese Patent JP3071836
Kind Code:
B2
Abstract:
The present invention relates to a pivotal attachment means intended for attaching an object to a supporting surface and comprising a lower attachment part (1) which is intended to be fastened to the supporting surface and which includes an outwardly projecting part (9) configured with a central dished recess (10) and a surrounding screw thread (11), and an upper attachment part (3) including an attachment plate (4) which is intended to be fastened to the object, a spacer bolt (5) which projects out from the attachment plate, an attachment nut (6) which is placed around the spacer bolt and which is firmly screwed to the outwardly projecting part of the lower attachment part and is provided with an inwardly projecting edge (16) having a dished chamfer or bevel (17), and a spherical body (7) which is attached to the outer end of the spacer bolt and which is positioned in the space between the lower attachment part and the attachment nut. According to the invention, the dished recess (10) of the lower attachment part (1) is configured with wedge-shaped projections (12) against which the spherical body (7) lies, and the spherical body is manufactured from a material which is softer than the material from which the lower attachment part and the attachment nut are made.
Inventors:
Helene Margareta Ratstrom
Application Number:
JP1612791A
Publication Date:
July 31, 2000
Filing Date:
February 07, 1991
Export Citation:
Assignee:
Telefon Acty Boraget Elm Ericsson
International Classes:
F16C11/06; F16C11/10; F16M11/14; (IPC1-7): F16C11/10; F16C11/06; F16M11/14
Domestic Patent References:
| JP5560712A | ||||
| JP63259295A | ||||
| JP57205493U | ||||
| JP62170350U | ||||
| JP45512U | ||||
| JP419915U | ||||
| JP393823Y1 |
Other References:
【文献】米国特許2861501(US,A)
【文献】米国特許5071279(US,A)
【文献】英国特許出願公開2213369(GB,A)
【文献】西独国特許出願公開2704907(DE,A1)
【文献】欧州特許445088(EP,B1)
【文献】米国特許5071279(US,A)
【文献】英国特許出願公開2213369(GB,A)
【文献】西独国特許出願公開2704907(DE,A1)
【文献】欧州特許445088(EP,B1)
Attorney, Agent or Firm:
Akira Asamura (3 outside)