Patent US4279340A successfully refreshed from Google Patents.
US4279340A
Expired / Lapsed
US
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Two-component adhesive cartridge
Assignee: Hilti AG
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Filing: 1979-12-27
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Granted: 1981-07-21
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Expires: 1999-12-27
Abstract
Abstract A two-component adhesive cartridge includes a hardener component and a resin component kept separated from one another in a breakable or destructible container. The container is formed of a latticework frame covered with a binder to provide an imperforate enclosing wall for the container. The hardener component is incorporated into the enclosing wall. The resin component is filled into the container. A filler can be provided in the container.
Inventors
- 👤 Gusztav Lang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:38
CPC Classifications
F; F16; F16B; F16B13/00; F16B13/14; F16B13/141; F16B13/143; F16B13/144; E; E21; E21D; E21D20/00; E21D20/02; E21D20/025; E21D20/026
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
68 words
Two-component adhesive cartridge including a resin component and hardener component, a destructible container holding at least said resin component therein, wherein the improvement comprises that said destructible container includes a latticework frame having a plurality of openings therethrough, and a binder placed over said latticework frame covering said frame and closing the openings therethrough so that said latticework frame and binder form an imperforate wall for said container.
Claim 2
Dependent Claim
68 words
Two-component adhesive cartridge including a resin component and hardener component, a destructible container holding at least said resin component therein, wherein the improvement comprises that said destructible container includes a latticework frame having a plurality of openings therethrough, and a binder placed over said latticework frame covering said frame and closing the openings therethrough so that said latticework frame and binder form an imperforate wall for said container.
Claim 3
Dependent Claim
17 words
Two-component adhesive cartridge, as set forth in claim 1, wherein said hardener component encloses said latticework frame.
Claim 4
Dependent Claim
18 words
Two-component adhesive cartridge, as set forth in claim 2, wherein said hardener component is contained within said binder.
Claim 5
Dependent Claim
18 words
Two-component adhesive cartridge, as set forth in claim 1, wherein said latticework frame contains said hardener component therein.
Claim 6
Dependent Claim
18 words
Two-component adhesive cartridge, as set forth in claim 1, wherein microcapsules enclose said resin component within said container.
Claim 7
Dependent Claim
19 words
Two-component adhesive cartridge, as set forth in claim 1, wherein a filler material is included within said resin component.
Claim 8
Dependent Claim
25 words
Two-component adhesive cartridge, as set forth in claim 1, wherein said binder comprises one of the group of polyvinyl chloride, polymethacrylates, duromer materials, and gypsum.
Claim 9
Dependent Claim
26 words
Two-component adhesive cartridge, as set forth in claim 1, wherein said latticework frame is formed of one of the group of polyvinyl chloride, polymethyacrylate, and duromers.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1984-07-20 | 1985-01-19 | 1985-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-07-20 | 1989-01-19 | 1989-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-07-20 | 1993-01-19 | 1993-07-21 | $7700.00 | Window Closed / Lapsed |