US4958500A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air conditioner and air conditioning method
Assignee: Hitachi Ltd
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Filing: 1989-04-20
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Granted: 1990-09-25
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Expires: 2009-04-20
Abstract
Abstract An air conditioner mounted on a vertical wall and an method, with the air conditioner including air intake ports and air exhaust ports provided on each side of and air conditioner body which contains heat exchangers, fans and motors. The air is drawn in from the sides of the air conditioner where it is heat-exchanged and then discharged from sides thereof.
Inventors
- 👤 Shigeaki Kuroda
- 👤 Kensaku Oguni
- 👤 Takao Senshu
- 👤 Hirokiyo Terada
- 👤 Makoto Nagai
- 👤 Masamichi Hanada
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:49
CPC Classifications
F; F24; F24F; F24F1/00; F24F1/0007; F24F1/0018; F24F1/0033; F24F1/02; F24F1/028; F24F1/0284; F24F1/03; F24F1/0314; F24F1/032; F24F1/0323; F24F1/0358; F24F13/00; F24F13/02; F24F13/06; F24F13/0604
Claims Analysis
Total Claims: 17
Claim 1
Independent Claim
102 words
An air conditioner mounted on a vertical wall, the air conditioner comprising: a heat exchanger means; fan means for drawing and discharging air from the air conditioner; motor means for respectively driving the fan means; an air intake port means provided on each lateral side of a front panel of the air conditioner for drawing air into the air conditioner; and air exhaust port means provided on each lateral side of the front panel of the air conditioner unit for discharging the air from the air conditioner, whereby air is drawn into and discharged from each lateral side of the air conditioner.
Claim 2
Dependent Claim
102 words
An air conditioner mounted on a vertical wall, the air conditioner comprising: a heat exchanger means; fan means for drawing and discharging air from the air conditioner; motor means for respectively driving the fan means; an air intake port means provided on each lateral side of a front panel of the air conditioner for drawing air into the air conditioner; and air exhaust port means provided on each lateral side of the front panel of the air conditioner unit for discharging the air from the air conditioner, whereby air is drawn into and discharged from each lateral side of the air conditioner.
Claim 3
Dependent Claim
28 words
An air conditioner as set forth in claim 1, wherein reversible cross-flow fan means are provided near the air intake port means and the air exhaust port means.
Claim 4
Dependent Claim
87 words
An air conditioner comprising: an indoor air conditioner means installed on a vertical wall in a room; an air intake port means provided on each lateral side of a front panel of the air conditioner means for drawing air into the air conditioner means; and air exhaust port means provided on each lateral side of the air conditioner means for discharging air from the air conditioner means, whereby air is drawn into and discharged from the air conditioner means from both lateral sides of the front panel.
Claim 5
Dependent Claim
87 words
An air conditioner comprising: an indoor air conditioner means installed on a vertical wall in a room; an air intake port means provided on each lateral side of a front panel of the air conditioner means for drawing air into the air conditioner means; and air exhaust port means provided on each lateral side of the air conditioner means for discharging air from the air conditioner means, whereby air is drawn into and discharged from the air conditioner means from both lateral sides of the front panel.
Claim 6
Dependent Claim
44 words
An air conditioner as set forth in claim 3, wherein the air intake port means and the air exhaust port means provided on each lateral side of the front panel of the air conditioner means are opened facing in a forward and slanted direction.
Claim 7
Dependent Claim
89 words
An air conditioner comprising: an indoor air conditioner means installed on a vertical wall in a room; and an air intake port means and an air exhaust port means provided on the lateral sides of the indoor air conditioner means, the air exhaust port means is provided on each side of an upper and a lower part of the indoor air conditioner means and the air intake port means is provided on each side of the indoor air conditioner means between the upper and lower air exhaust port means.
Claim 8
Dependent Claim
89 words
An air conditioner comprising: an indoor air conditioner means installed on a vertical wall in a room; and an air intake port means and an air exhaust port means provided on the lateral sides of the indoor air conditioner means, the air exhaust port means is provided on each side of an upper and a lower part of the indoor air conditioner means and the air intake port means is provided on each side of the indoor air conditioner means between the upper and lower air exhaust port means.
Claim 9
Dependent Claim
98 words
An air conditioner as set forth in claim 5, wherein fan means are provided in and upper and a lower part of the air conditioner means to blow air to the left and right, a heat exchanger means is provided between the upper fan means and the lower fan means, and an air passage means is provided so that the air drawn in through the air intake port means passes through the heat exchanger means and is discharged from the air conditioner means through the air exhaust port means to the left and right by the fan means.
Claim 10
Dependent Claim
185 words
An air conditioner comprising: a vertically elongated cabinet; reversible cross-flow fan means provided in sides of the elongated cabinet; a heat exchanger means provided in the elongated cabinet; a plurality of air intake port means and air exhaust port means provided on each side of the elongated cabinet through which the air is drawn in or discharged from the elongated cabinet; and an air passage means arrange so that air drawn in from at least one of the air intake port means passes through the heat exchanger means and is discharged from at least one of the air exhaust port means by action of the fan means, wherein the air intake port means and the air exhaust port means are provided on each side of an upper and lower part on the vertically elongated cabinet, the reversible cross-flow fan means are respectively provided in the elongated cabinet near the air intake port means and exhaust port means, and the heat exchanger means are provided between the upper reversible cross-flow fan means on both sides and between the lower reversible cross-flow fan means on both sides.
Claim 11
Dependent Claim
185 words
An air conditioner comprising: a vertically elongated cabinet; reversible cross-flow fan means provided in sides of the elongated cabinet; a heat exchanger means provided in the elongated cabinet; a plurality of air intake port means and air exhaust port means provided on each side of the elongated cabinet through which the air is drawn in or discharged from the elongated cabinet; and an air passage means arrange so that air drawn in from at least one of the air intake port means passes through the heat exchanger means and is discharged from at least one of the air exhaust port means by action of the fan means, wherein the air intake port means and the air exhaust port means are provided on each side of an upper and lower part on the vertically elongated cabinet, the reversible cross-flow fan means are respectively provided in the elongated cabinet near the air intake port means and exhaust port means, and the heat exchanger means are provided between the upper reversible cross-flow fan means on both sides and between the lower reversible cross-flow fan means on both sides.
Claim 12
Dependent Claim
121 words
An air conditioning method, the method comprising the steps of: providing an air conditioner means selectively operable for a heating operation and a cooling operation and including air intake port means provided at an upper and a lower part of the air conditioner means on each lateral side thereof, and air exhaust port means at the upper and lower part of the air conditioner means on each lateral side thereof; drawing air from the air intake port means during a cooling operation, cooling the air, and discharging the cooled air from the exhaust port means; and drawing air from the air intake port means during a heating operation, heating the air and discharging the heated air from the exhaust port means.
Claim 13
Dependent Claim
121 words
An air conditioning method, the method comprising the steps of: providing an air conditioner means selectively operable for a heating operation and a cooling operation and including air intake port means provided at an upper and a lower part of the air conditioner means on each lateral side thereof, and air exhaust port means at the upper and lower part of the air conditioner means on each lateral side thereof; drawing air from the air intake port means during a cooling operation, cooling the air, and discharging the cooled air from the exhaust port means; and drawing air from the air intake port means during a heating operation, heating the air and discharging the heated air from the exhaust port means.
Claim 14
Dependent Claim
100 words
An air conditioning method, the method comprising the steps of: during a cooling operation, drawing air into an air conditioner means from a lower part on each side thereof, cooling the air, and discharging the cooled air forwardly slantwise from and upper part of the air conditioner means and on each side thereof; and during a heating operation, drawing the air into the air conditioner means from and upper part thereof and on each side thereof, heating the air, and discharging the heated air forwardly slantwise from the lower part of the air conditioner means and on each side thereof.
Claim 15
Dependent Claim
100 words
An air conditioning method, the method comprising the steps of: during a cooling operation, drawing air into an air conditioner means from a lower part on each side thereof, cooling the air, and discharging the cooled air forwardly slantwise from and upper part of the air conditioner means and on each side thereof; and during a heating operation, drawing the air into the air conditioner means from and upper part thereof and on each side thereof, heating the air, and discharging the heated air forwardly slantwise from the lower part of the air conditioner means and on each side thereof.
Claim 16
Dependent Claim
87 words
An air conditioner comprising: an air conditioner body adapted to the embedded in a wall of a room, the air conditioner body including frame means for enabling a mounting of the air conditioner body in the wall, a design panel mounted on a front of the air conditioner, wall decorative boards mounted on each side of the air conditioner body and in front of the frame means, and air intake port means and air exhaust port means formed between the wall decorative boards and the design panel.
Claim 17
Dependent Claim
87 words
An air conditioner comprising: an air conditioner body adapted to the embedded in a wall of a room, the air conditioner body including frame means for enabling a mounting of the air conditioner body in the wall, a design panel mounted on a front of the air conditioner, wall decorative boards mounted on each side of the air conditioner body and in front of the frame means, and air intake port means and air exhaust port means formed between the wall decorative boards and the design panel.
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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) | 1993-09-24 | 1994-03-26 | 1994-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-09-24 | 1998-03-26 | 1998-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-09-24 | 2002-03-26 | 2002-09-25 | $7700.00 | Window Closed / Lapsed |