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US4788752A Expired / Lapsed US ⏱️ 0.0 years remaining

Molded plastic binding strap

Assignee: TRW United Carr GmbH and Co
•
Filing: 1987-12-17
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Granted: 1988-12-06
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Expires: 2007-12-17
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Abstract

Abstract A plastic or cable tie band element for clasping, holding and bundling of objects comprises a profiled band part 6 having a head part 1 joined thereto. Extending through the head part is a passage opening 8 for receiving the band part 6. A holding projection 2 is provided in the opening 8 for cooperating with the profile of the band part 6 and retaining it in the opening. Also within the opening 8 and lying opposite the holding projection is at least one guide element. The guide element comprises at least one rigidly designed knob part 3 provided with a guide track 7 for the band part 6. The guide element is located relative to the introduction direction A of the band part 6 such that it is displaced to the side and at a distance behind the holding projection 2. This causes the band part 6 to move into engagement with the holding projection 2 during insertion or attempted removal of the band part 6.

Inventors

  • 👤 Willibald Kraus
  • 👤 Marita Kloster
  • 👤 Jurgen Hofmann

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-09 10:26
CPC Classifications
B; B65; B65D; B65D63/00; B65D63/10; B65D63/1018; B65D63/1027; B65D63/1063; B65D2563/00; B65D2563/10; B65D2563/101; B65D2563/103; B65D2563/106; Y; Y10; Y10T; Y10T24/00; Y10T24/14; Y10T24/1402; Y10T24/141; Y10T24/1498

Claims Analysis

Total Claims: 4
Claim 1
Independent Claim 194 words
In a self-locking cable tie including a ladder-like band part (6) and a head part (1) having a passage opening (8) carrying a holding projection (2) adapted to engage in an opening (4) in the band part (6) and at least one guide element (7) lying on the side of the opening opposite the projection (2) and provided with a guide track for the band part (6) the improvement wherein said holding projection (2) comprises a rigid holding base portion (2') and a resilient outer free end portion (2') which extends outwardly from the base portion toward the guide track and wherein the guide track includes spaced rigid knobs (3', 3') which extend into said passage opening and which are displaced laterally on opposite sides of the resilient free end portion (2') at a location inwardly of the holding portion 2" relative to the entrance end of the passage opening (8), the relationship between said resilient outer free end portion and said rigid knobs being such as to direct said ladder-like band part into engagement with said rigid holding base portion when an attempt is made to withdraw said band part from said opening.
Claim 2
Dependent Claim 194 words
In a self-locking cable tie including a ladder-like band part (6) and a head part (1) having a passage opening (8) carrying a holding projection (2) adapted to engage in an opening (4) in the band part (6) and at least one guide element (7) lying on the side of the opening opposite the projection (2) and provided with a guide track for the band part (6) the improvement wherein said holding projection (2) comprises a rigid holding base portion (2') and a resilient outer free end portion (2') which extends outwardly from the base portion toward the guide track and wherein the guide track includes spaced rigid knobs (3', 3') which extend into said passage opening and which are displaced laterally on opposite sides of the resilient free end portion (2') at a location inwardly of the holding portion 2" relative to the entrance end of the passage opening (8), the relationship between said resilient outer free end portion and said rigid knobs being such as to direct said ladder-like band part into engagement with said rigid holding base portion when an attempt is made to withdraw said band part from said opening.
Claim 3
Dependent Claim 49 words
The self-locking cable tie of claim 1 wherein the knobs (3'; 3') define guide surfaces (7) lying in a plane for guiding the band part (6) relative to the holding projection (2) and wherein the free end portion (2') projects diagonally toward the plane of said guide surface (7).
Claim 4
Dependent Claim 23 words
The self-locking cable tie of claim 2 wherein said passage opening (8) has a width substantially equal to the width of said band.

References Cited (Backward Citations)

US2979794A Cited
US3488813A Cited
US3983603A Cited
US4001898A Cited
US4263697A Cited
US4501049A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1991-12-06 1992-06-06 1992-12-06 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1995-12-06 1996-06-06 1996-12-06 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1999-12-06 2000-06-06 2000-12-06 $7700.00 Window Closed / Lapsed

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