IP Library Granted Patent US 10,833,493
Granted Patent B2
US 10,833,493 · App. 16/290,070 · Granted Nov 10, 2020

Device and method for removing a sheath of electrical conductors

Inventors: Carmelo Messina (Baar, CH); Jörg Furrer (Horw, CH); Klemens Imholz (Zug, CH); Roman Widmer (Birmensdorf, CH)
Assignee: SCHLEUNIGER AG
H02G1/1265H02G1/1297H02G1/1285H02G1/1292
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Quick Facts
Patent No.
US 10,833,493
App. No.
16/290,070
Granted
Nov 10, 2020
Kind
B2
Abstract

A method of removing an inner sheath of electrical conductors of a multicore cable (K) having a film located between a shielding or an insulation and the inner conductors. The method comprising the steps of clamping of the cable (K), cutting of the inner sheath, establishing a connection with a pull-off means ( 5 ), and subsequently pulling off a cut or a cut-off sheath in a longitudinal direction of the cable (K).

Claims (12)

1. A method of removing an inner sheath of electrical conductors of a multicore cable (K) having a film located between a shielding or an insulation and the inner conductors, the method comprising:

clamping of the cable (K),

cutting of the inner sheath,

establishing a frictional connection with a pull-off means by pressing at least one adhesive tape ( 5 ) onto a cut or a cut-off sheath, and

subsequently pulling off, in a longitudinal direction of the cable (K), the cut or the cut-off sheath via the at least one adhesive tape ( 5 ).

2. The method according to claim 1 , further comprising applying two adhesive tapes ( 5 ) from opposite sides with respect to a cable axis, keeping the two adhesive tapes ( 5 ) ready in a funnel-shaped manner prior to being pressed on and are only subsequently pressed on by guide jaws ( 4 ) so as to abut against the sheath and are again lifted off the cable (K) during the pull-off.

3. The method according to claim 1 , further comprising monitoring at least one of:

a type of the at least one adhesive tape ( 5 ),

a correct unwinding of the at least one adhesive tape ( 5 ), and

reaching of an end of the at least one adhesive tape ( 5 ).

4. The method according to claim 1 , further comprising pushing the cable end through a sheath scraping arrangement (Z) and then through the blade arrangement ( 1 ), and pulling the cable (K) back into the sheath scraping arrangement (Z) after the cutting and after pulling off the inner sheath, and again pushing forward after activation of the sheath scraping arrangement.

5. The method according to claim 4 , further comprising, prior to or while pushing the cable (K) forward into a scraper head (Z), building up an overpressure in the scraper head (Z), in the sheath scraping arrangement, and directing at least one burst of compressed air toward the cable end.

Assignments (2)
CHANGE OF NAME Recorded Aug 12, 2020
From: SCHLEUNIGER HOLDING AG
To: SCHLEUNIGER AG
Reel/Frame 054122/0697 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 1, 2019
From: MESSINA, CARMELO; FURRER, JÖRG; IMHOLZ, KLEMENS; WIDMER, ROMAN
To: SCHLEUNIGER HOLDING AG
Reel/Frame 048480/0174 →
Priority Claims (1)
EP 16199001 · Nov 15, 2016 · regional
Continuity (2)
Division 15810657 · Nov 13, 2017
Related Publication 20190199074A1 · Jun 27, 2019