Patent US4633649A successfully refreshed from Google Patents.
US4633649A
Expired / Lapsed
US
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Process and device for positioning handles or rigidifying elements on a tubular sleeve
Assignee: Individual
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Filing: 1984-11-13
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Granted: 1987-01-06
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Expires: 2004-11-13
Abstract
Abstract A method for positioning handles on a sachet-type container made from a flexible synthetic material comprises attaching handles to a sleeve of synthetic material while the sleeve is on the mandrel. The sleeves are cut and flap-like corner portions are folded over onto the handles. The handles may be fed from a magazine.
Inventors
- 👤 Paoul Louis A. Gautier
- 👤 Michel Cazes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 05:08
CPC Classifications
B; B65; B65B; B65B61/00; B65B61/14; B29; B29C; B29C65/00; B29C65/02; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/13; B29C66/133; B29C66/50; B29C66/51; B29C66/53; B29C66/532; B29C66/63; B29C66/80; B29C66/83; B29C66/832; B29C66/8322; B29C69/00; B29C69/005; B65B9/00; B65B9/10; B65B9/20; B65B9/213; B65B9/2056
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
102 words
In a process for the production of a sachet made from a flexible synthetic material for holding a liquid of a type wherein the sachet is formed from a pillow pack produced in continuous fashion from a sleeve of synthetic film wound on a mandrel with the sleeve being cut to form sleeve segments and the ends of the segments being sealed to form a pillow pack having flap-like corner portions, the improvement comprising: attaching a handle to a portion of the sleeve while the sleeve portion is on the mandrel; and subsequently folding the flap-like corner portion over onto the handle.
Claim 2
Dependent Claim
102 words
In a process for the production of a sachet made from a flexible synthetic material for holding a liquid of a type wherein the sachet is formed from a pillow pack produced in continuous fashion from a sleeve of synthetic film wound on a mandrel with the sleeve being cut to form sleeve segments and the ends of the segments being sealed to form a pillow pack having flap-like corner portions, the improvement comprising: attaching a handle to a portion of the sleeve while the sleeve portion is on the mandrel; and subsequently folding the flap-like corner portion over onto the handle.
Claim 3
Dependent Claim
34 words
The improved process of claim 1 further comprising: arranging a multiplicity of the handles in ready prepared form in a magazine; and sequentially feeding the handles from the magazine for affixation to the sleeve.
Claim 4
Dependent Claim
29 words
The improved process of claim 1 further comprising: providing a reel having a strip of handle material; and feeding the material from said reel for affixation to the sleeve.
Claim 5
Dependent Claim
38 words
The process of claim 2 further comprising the steps: sequentially grasping the handles for removal from the magazine by suction means; sequentially rotating the handles into position against the sleeve; and sequentially welding the handles to the sleeve.
Claim 6
Dependent Claim
23 words
The process of claim 1 further comprising the step of: sequentially interposing a sheet of synthetic material between the sleeve and the handles.
Claim 7
Dependent Claim
46 words
The process of claim 5 further comprising the steps of: moving the sleeve relative to the mandrel while a handle is being fed for affixation to the sleeve; and grasping a succeeding handle at the same time a preceeding handle is being positioned on the sleeve.
Claim 8
Dependent Claim
35 words
The process of claim 6 further comprising the step of: simultaneously cutting a continuous strip of material for interposing between the sleeve and handle and grasping an associated handle for subsequent attachment to the sleeve.
Claim 9
Independent Claim
116 words
A device for the continuous production of a sachet made from a flexible synthetic material for holding a liquid comprising: package forming means including a mandrel for continuously forming a sleeve of synthetic film on said mandrel; feeding means for sequentially supplying a plurality of handles to said package forming means; affixation means for sequentially affixing a handle to a portion of the sleeve while the sleeve portion is on the mandrel; pillow pack means for cutting said sleeve into sleeve sections and for sealing the ends of said sections to form pillow packs having flap-like corner portions; and folding means for folding a corner portion of the formed pillow pack over onto an affixed handle.
Claim 10
Independent Claim
116 words
A device for the continuous production of a sachet made from a flexible synthetic material for holding a liquid comprising: package forming means including a mandrel for continuously forming a sleeve of synthetic film on said mandrel; feeding means for sequentially supplying a plurality of handles to said package forming means; affixation means for sequentially affixing a handle to a portion of the sleeve while the sleeve portion is on the mandrel; pillow pack means for cutting said sleeve into sleeve sections and for sealing the ends of said sections to form pillow packs having flap-like corner portions; and folding means for folding a corner portion of the formed pillow pack over onto an affixed handle.
Claim 11
Dependent Claim
45 words
The device of claim 8 wherein the sleeve travels in a first direction relative to the mandrel, the folding means comprises a plunger which travels in the first direction and the feeding means further comprises a pair of jaws having grooves for receiving a handle.
Claim 12
Dependent Claim
83 words
The device of claim 8 further comprising a magazine for holding a multiplicity of handles to be affixed to said sleeve and wherein the feeding means further comprises an arm which is rotatable about an axis, said arm having a suction cup for sequentially grasping a handle from said magazine and a welding means for welding said handle to said sleeve, said suction cup and said welding means being translationally movable on a longitudinal axis of said arm longitudinal axis of said arm.
Claim 13
Dependent Claim
45 words
The device of claim 10 further comprising a sheet means comprising a reel for supplying and advancing a continuous strip of material and a cutting means for cutting the strip into sheets so that a sheet is interposed between the magazine and the feeding means.
Claim 14
Dependent Claim
26 words
The device of claim 8 wherein the mandrel has a generally planar surface portion which is complementary with a corresponding surface portion of an affixed handle.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1990-01-05 | 1990-07-07 | 1991-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-01-05 | 1994-07-07 | 1995-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-01-05 | 1998-07-07 | 1999-01-06 | $7700.00 | Window Closed / Lapsed |