Title:
STRESS CONTROL DEVICE
Document Type and Number:
WIPO Patent Application WO/2012/082585
Kind Code:
A3
Abstract:
Electrical stress control device for use with an end portion of a cable (1) having a central conductor (5) and a ground layer (15), the stress control device comprising an axial bore (170) into which the end portion of the cable (1) can be inserted, and two or more conductive or semiconductive stress control layers (110, 120, 130), at least parts of which are arranged concentrically around the bore (170) and concentrically with each other, characterized in that the end portion of the cable (1) can be inserted into the bore (170) in an axial direction (25) in such a way that the stress control layers (110, 120, 130) of the stress control device extend, in said axial direction (25), further towards the end (3) of the cable (1) than the ground layer (15) of the cable (1), as viewed in an axial longitudinal section, and in that a radially outer one of the stress control layers (110, 120, 130) extends, in said axial direction (25), further towards the end (3) of the cable (1) than a radially inner one of the stress control layers (110, 120, 130).
Inventors:
GRAVERMANN MARK (DE)
WEICHOLD JENS (DE)
WEICHOLD JENS (DE)
Application Number:
PCT/US2011/064339
Publication Date:
June 20, 2013
Filing Date:
December 12, 2011
Export Citation:
Assignee:
3M INNOVATIVE PROPERTIES CO (US)
GRAVERMANN MARK (DE)
WEICHOLD JENS (DE)
GRAVERMANN MARK (DE)
WEICHOLD JENS (DE)
International Classes:
H02G15/072
Foreign References:
| US1563946A | 1925-12-01 | |||
| US3005868A | 1961-10-24 | |||
| EP0028201A1 | 1981-05-06 | |||
| US2651670A | 1953-09-08 |
Attorney, Agent or Firm:
GOVER, Melanie G. et al. (Office of Intellectual Property CounselPost Office Box 3342, Saint Paul Minnesota, US)
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