Patent US4982734A successfully refreshed from Google Patents.
US4982734A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anaesthesia equipment
Assignee: Penlon Ltd
•
Filing: 1989-05-03
•
Granted: 1991-01-08
•
Expires: 2009-05-03
Abstract
Abstract Anaesthesia equipemnt comprising an anaesthesia unit such as a vaporizer detachably mounted on a mounting rack by connecting means comprising guide means to provide substantial leak-proof engagement of the connecting means. The guide means may comprise an elongated pin or tongue mounted on the unit or rack to cooperatively engage an aperture groove or slot on the rack or unit respectively to substantially prevent movement of the unit towards or away from the rack when mounted thereon.
Inventors
- 👤 Alan C. Green
- 👤 Richard Eeles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:21
CPC Classifications
A; A61; A61M; A61M16/00; A61M16/10; A61M16/14; A61M16/18; A61M16/186; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87096; Y10T137/87113; Y10T137/877; Y10T137/87885; Y10T137/87917; Y10T137/87925; Y10T137/87973; Y10T74/00; Y10T74/20; Y10T74/20207; Y10T74/20238; Y10T74/2025
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
147 words
Anaesthesia equipment comprising a mounting rack, an anaesthesia unit detachably mounted on said rack, connecting means comprising two mating elements, one associated with a first surface of the rack and the other with a first surface of the unit, enabling the unit to be mounted on the rack and connected to a fluid supply associated with the rack, the two said first surfaces facing one another when the unit is mounted on the rack, and guide means located between a second surface of the rack and a second surface of the unit when the unit is mounted on the rack, the guide means being associated with at least one of the rack and the unit to provide substantially accurate leak-free engagement of said mating elements said second surfaces of the rack and unit being substantially perpendicular to the first surfaces of the rack and unit respectively. PG,11
Claim 2
Dependent Claim
147 words
Anaesthesia equipment comprising a mounting rack, an anaesthesia unit detachably mounted on said rack, connecting means comprising two mating elements, one associated with a first surface of the rack and the other with a first surface of the unit, enabling the unit to be mounted on the rack and connected to a fluid supply associated with the rack, the two said first surfaces facing one another when the unit is mounted on the rack, and guide means located between a second surface of the rack and a second surface of the unit when the unit is mounted on the rack, the guide means being associated with at least one of the rack and the unit to provide substantially accurate leak-free engagement of said mating elements said second surfaces of the rack and unit being substantially perpendicular to the first surfaces of the rack and unit respectively. PG,11
Claim 3
Dependent Claim
27 words
Anaesthesia equipment according to claim 1 wherein the guide means comprises cooperating elements, one of which is associated with the rack and the other with the unit.
Claim 4
Dependent Claim
16 words
Anaesthesia equipment according to claim 1 wherein the connecting means comprises two spigots and two sockets.
Claim 5
Dependent Claim
23 words
Anaesthesia equipment according to claim 3 wherein the guide means is spaced apart from the line joining the two sockets or two spigots.
Claim 6
Dependent Claim
66 words
Anaesthesia equipment according to claim 1 wherein the guide means comprises a first member mounted in either the unit or the rack and a second member cooperating with the first on the rack or unit respectively, the cooperating first and second members substantially preventing movement of the unit with respect to the rack in a generally horizontal direction, when the unit is mounted on the rack.
Claim 7
Dependent Claim
28 words
Anaesthesia equipment according to claim 5 wherein the first member comprises a elongated pin or tongue and the second member comprises a cooperating projection, aperture, groove or slot.
Claim 8
Dependent Claim
20 words
Anaesthesia equipment according to claim 5 wherein the lower extremity of the first member is narrower than the remainder thereof.
Claim 9
Dependent Claim
23 words
Anaesthesia equipment according to claim 6 wherein the first member engages the second surface of the rack when the unit is mounted thereon.
Claim 10
Dependent Claim
32 words
Anaesthesia equipment according to claim 1 wherein the said first surface of the rack is a horizontal top surface thereof, and said second surface of the rack is a vertical front surface.
References Cited (Backward Citations)
US2835251A
Cited
US3038472A
Cited
US3185148A
Cited
US3831599A
Cited
GB1385670A
Cited
GB2052271A
Cited
US4308865A
Cited
US4351327A
Cited
US4493316A
Cited
GB2177007A
Cited
US4759358A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1994-01-07 | 1994-07-09 | 1995-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1998-01-07 | 1998-07-09 | 1999-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2002-01-07 | 2002-07-09 | 2003-01-08 | $7700.00 | Window Closed / Lapsed |