US4584911A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corkscrew device
Assignee: Farm Di F Cellini Sas
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Filing: 1984-09-21
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Granted: 1986-04-29
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Expires: 2004-09-21
Abstract
Abstract A corkscrew having a lever of the second order that is rotatably connected to each of a support to engage a bottle and a screw. The corkscrew is so configured that one can vary the distance between a pivot of the screw and a rotatable connection pin between the lever and the support.
Inventors
- 👤 Ferdinando Cellini
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:32
CPC Classifications
B; B67; B67B; B67B7/00; B67B7/02; B67B7/04; B67B7/0417; B67B7/0423; B67B7/0429; B67B7/44
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
82 words
A corkscrew device comprising a lever means of the second order, a support to which said lever means is rotably connected, screw means to which said lever means is connected, said screw means having a pivot, a rotatable connection pin between said lever means and said support, the distance on said lever means between said pivot and said rotatable connection pin defining a resistance arm, and conditioning means comprising a cam means cooperating with an abutment means for varying said resistance arm.
Claim 2
Dependent Claim
82 words
A corkscrew device comprising a lever means of the second order, a support to which said lever means is rotably connected, screw means to which said lever means is connected, said screw means having a pivot, a rotatable connection pin between said lever means and said support, the distance on said lever means between said pivot and said rotatable connection pin defining a resistance arm, and conditioning means comprising a cam means cooperating with an abutment means for varying said resistance arm.
Claim 3
Dependent Claim
18 words
The corkscrew device of claim 1 further comprising continuous guide path means cooperating with said rotatable connection pin.
Claim 4
Dependent Claim
24 words
The corkscrew device of claim 2 wherein said conditioning means are provided in correspondence with the cooperation of said lever means with said support.
Claim 5
Dependent Claim
24 words
The corkscrew device of claim 2 wherein said conditioning means is provided in correspondence with the cooperation of said lever with said screw means.
Claim 6
Dependent Claim
21 words
The corkscrew device of claim 2 further comprising at least one automatic positioning path cooperating momentarily with said rotatable connection pin.
Claim 7
Dependent Claim
22 words
The corkscrew device of claim 5 wherein said automatic positioning path together with a continuous guide path defines a substantially elliptical slot.
Claim 8
Dependent Claim
24 words
The corkscrew device of claim 1 wherein said conditioning means are provided in correspondence with the cooperation of said lever means with said support.
Claim 9
Dependent Claim
24 words
The corkscrew device of claim 1 wherein said conditioning means is provided in correspondence with the cooperation of said lever with said screw means.
Claim 10
Dependent Claim
21 words
The corkscrew device of claim 1 further comprising at least one automatic positioning path cooperating momentarily with said rotatable connection pin.
Claim 11
Dependent Claim
22 words
The corkscrew device of claim 9 wherein said automatic positioning path together with a continuous guide path defines a substantially elliptical slot.
Claim 12
Dependent Claim
31 words
The corkscrew device of claim 1 wherein the resistance arm of said lever means is kept substantially constant at least during part of the course of a withdrawal of a cork.
Claim 13
Dependent Claim
18 words
The corkscrew device of claim 1 wherein the resistance arm of said lever means can be varied continuously.
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) | 1989-04-28 | 1989-10-28 | 1990-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-04-28 | 1993-10-28 | 1994-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-04-28 | 1997-10-28 | 1998-04-29 | $7700.00 | Window Closed / Lapsed |