US3196068A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for welding thermoplastic sheet material
Assignee: FR Hesser Maschinenfabrik AG
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Filing: 1962-07-26
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Granted: 1965-07-20
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Expires: 1982-07-26
Abstract
No abstract record available.
Inventors
- 👤 Schoder Eduard Josef
- 👤 Buchner Norbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:20
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/80; B29C66/84; B29C66/861; B29C65/00; B29C65/02; B29C65/18; B29C65/24; B29C65/30; B29C65/305; B29C66/004; B29C66/0042; B29C66/0044; B29C66/00441; B29C66/01; B29C66/03; B29C66/034; B29C66/0342; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/20; B29C66/23; B29C66/232; B29C66/24; B29C66/244; B29C66/346; B29C66/3462; B29C66/347; B29C66/3472; B29C66/3474; B29C66/349; B29C66/40; B29C66/41; B29C66/43; B29C66/431; B29C66/4312; B29C66/43121; B29C66/70; B29C66/73; B29C66/739; B29C66/7392; B29C66/73921; B29C66/81; B29C66/814; B29C66/8141; B29C66/81427; B29C66/81431; B29C66/82; B29C66/822; B29C66/8221; B29C66/8225; B29C66/8226; B29C66/8227; B29C66/83; B29C66/832; B29C66/8324; B29C66/83241; B29C66/843; B29C66/849; B65; B65B; B65B51/00; B65B51/10; B65B51/14; B65B51/148; B29C66/71; B29C66/812; B29C66/8122; B29C66/90; B29C66/91; B29C66/914; B29C66/9141; B29C66/91421; B29C66/91431; B29C66/9161; B29C66/91641; B29K; B29K2023/00; B29K2023/04; B29K2023/06; B29K2023/10; B29K2023/12; B29L; B29L2031/00; B29L2031/712; B29L2031/7128; B29L2031/7162; Y; Y10; Y10T; Y10T156/00; Y10T156/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
APPARATUS FOR WELDING THERMOPLASTIC SHEET MATERIAL COMPRISING A FRAME MEMBER ADAPTED TO RECEIVE A PACKAGE HAVING THERMOPLASTIC SHEET MATERIAL TO BE WELDED, WELDING TOOL MEANS PIVOTALLY MOUNTED ON SAID FRAME MEMBER, MEANS FOR MOVING SAID TOOL MEANS RELATIVE TO THE PACKAGE, HEATING MEANS FOR SAID TOOL MEANS LINEAR SURFACE MEANS ON SAID TOOL MEANS ADAPTED TO APPLY WELDING PRESSURE TO THE THERMOPLASTIC SHEET MATERIAL FOR SEALING THE SAME, A SHIELDING STRIP OF ADHESIVE RESISTANT MATERIAL DISPOSED BETWEEN SAID LINEAR SURFACE MEANS AND THE THERMOPLASTIC SHEET MATERIAL, A SUPPLY REEL MOUNTED ON SAID FRAME MEMBER FOR STORING A SUPPLY OF SAID SHIELDING STRIP, A TAKE UP REEL MOUNTED ON SAID FRAME MEMBER FOR RECEIVING USED PORTIONS OF SAID SHIELDING STRIP, ADJUSTING MEANS FOR MOVING THE SHIELDING STRIP FROM SAID SUPPLY REEL TO SAID TAKE UP REEL, AND ROLLERS RECEIVING SAID SHIELDING STRIP TO DEFINE A GUIDEWAY BETWEEN SAID REELS.
Claim 2
Dependent Claim
148 words
APPARATUS FOR WELDING THERMOPLASTIC SHEET MATERIAL COMPRISING A FRAME MEMBER ADAPTED TO RECEIVE A PACKAGE HAVING THERMOPLASTIC SHEET MATERIAL TO BE WELDED, WELDING TOOL MEANS PIVOTALLY MOUNTED ON SAID FRAME MEMBER, MEANS FOR MOVING SAID TOOL MEANS RELATIVE TO THE PACKAGE, HEATING MEANS FOR SAID TOOL MEANS LINEAR SURFACE MEANS ON SAID TOOL MEANS ADAPTED TO APPLY WELDING PRESSURE TO THE THERMOPLASTIC SHEET MATERIAL FOR SEALING THE SAME, A SHIELDING STRIP OF ADHESIVE RESISTANT MATERIAL DISPOSED BETWEEN SAID LINEAR SURFACE MEANS AND THE THERMOPLASTIC SHEET MATERIAL, A SUPPLY REEL MOUNTED ON SAID FRAME MEMBER FOR STORING A SUPPLY OF SAID SHIELDING STRIP, A TAKE UP REEL MOUNTED ON SAID FRAME MEMBER FOR RECEIVING USED PORTIONS OF SAID SHIELDING STRIP, ADJUSTING MEANS FOR MOVING THE SHIELDING STRIP FROM SAID SUPPLY REEL TO SAID TAKE UP REEL, AND ROLLERS RECEIVING SAID SHIELDING STRIP TO DEFINE A GUIDEWAY BETWEEN SAID REELS.
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) | 1968-07-19 | 1969-01-18 | 1969-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-19 | 1973-01-18 | 1973-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-19 | 1977-01-18 | 1977-07-20 | $7700.00 | Window Closed / Lapsed |