US4402915A
Expired / Lapsed
US
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Metal hydride reactor
Assignee: Sekisui Chemical Co Ltd
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Filing: 1981-04-30
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Granted: 1983-09-06
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Expires: 2001-04-30
Abstract
Abstract A metal hydride reactor including at least one sealed chamber, the chamber being divided into two compartments by a partitioning wall made of a material permeable to hydrogen gas but impermeable to metal hydrides, the compartments containing different metal hydrides. In one embodiment, the metal hydride reactor including a sealed vessel rotatable about a central shaft, the vessel being divided into a plurality of sealed chambers by at least one sealing wall along a plane containing the central shaft and extending diametrically thereof, each of the sealed chambers being divided into two compartments by a partitioning wall made of a material permeable to hydrogen gas but impermeable to metal hydrides, the compartments containing different metal hydrides, and each of the compartments having a heat conducting surface facing exteriorly thereof.
Inventors
- 👤 Tomoyoshi Nishizaki
- 👤 Kanzi Oguma
- 👤 Katsuyoshi Sakagami
- 👤 Ken Yoshida
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:13
CPC Classifications
C; C09; C09K; C09K5/00; C09K5/16; C01; C01B; C01B3/00; C01B3/0005; F; F24; F24F; F24F5/00; F25; F25B; F25B17/00; F25B17/12; F28; F28D; F28D20/00; F28D20/003; Y; Y02; Y02E; Y02E60/00; Y02E60/14; Y02E60/30; Y02E60/32; Y02E70/00; Y02E70/30
Claims Analysis
Total Claims: 30
Claim 1
Independent Claim
141 words
A metal hydride reactor comprising a central shaft, a sealed vessel rotatable about said central shaft, said sealed vessel including at least one sealing wall and being divided into a plurality of sealed chambers by said at least one sealing wall along a plane containing said central shaft and extending diametrically thereof, and a plurality of partitioning walls, each of said plurality of sealed chambers having located therein one of said plurality of partitioning walls dividing said each of said plurality of sealed chambers into two compartments aligned in the direction of said central shaft, said partitioning wall extending along a plane crossing said central shaft and being made of a material permeable to hydrogen gas but impermeable to metal hydrides, said two compartments containing different metal hydrides, and said two compartments each having a heat conducting surface facing exteriorly thereof.
Claim 2
Dependent Claim
141 words
A metal hydride reactor comprising a central shaft, a sealed vessel rotatable about said central shaft, said sealed vessel including at least one sealing wall and being divided into a plurality of sealed chambers by said at least one sealing wall along a plane containing said central shaft and extending diametrically thereof, and a plurality of partitioning walls, each of said plurality of sealed chambers having located therein one of said plurality of partitioning walls dividing said each of said plurality of sealed chambers into two compartments aligned in the direction of said central shaft, said partitioning wall extending along a plane crossing said central shaft and being made of a material permeable to hydrogen gas but impermeable to metal hydrides, said two compartments containing different metal hydrides, and said two compartments each having a heat conducting surface facing exteriorly thereof.
Claim 3
Dependent Claim
36 words
A metal hydride reactor as in claim 1, wherein said sealed vessel comprises only one sealing wall dividing said sealed vessel into two sealed chambers along a plane containing said central shaft and extending diametrically thereof.
Claim 4
Dependent Claim
41 words
A metal hydride reactor as in claim 1, wherein said at least one sealing wall comprises two sealing walls dividing said sealed vessel into four sealed chambers, extending along two perpendicularly crossing planes containing said central shaft and extending diametrically thereof.
Claim 5
Dependent Claim
63 words
A metal hydride reactor as in claim 1, claim 2, or claim 3, wherein said sealed vessel further comprises a chamber wall having a wall portion surrounding said central shaft and two generally planar wall portions crossing said central shaft, said surrounding wall portion forming said heat conducting surface of each of said two compartments of each of said plurality of sealed chambers.
Claim 6
Dependent Claim
41 words
A metal hydride as in claim 4, wherein said surrounding wall portion comprises a cylindrical wall portion having a center axis, said central shaft extending along said center axis, said two generally planar wall portions extending perpendicularly to said central shaft.
Claim 7
Dependent Claim
34 words
A metal hydride reactor as in claim 1, wherein said heat conducting surface of each of said two compartments has provided thereon a plurality of heat conducting protrusions extending parallel to said central shaft.
Claim 8
Dependent Claim
79 words
A metal hydride reactor as in any one of claims 1, 2, 3, and 6, further comprising a heat exchanger having a heat exchanging surface opposite, and in proximity to, said heat conducting surface of each of said two compartments of each of said plurality of sealed chambers, said heat exchanging surface being divided and shaped to match the shape of the heat conductive surface of each of the two compartments of each of said plurality of sealed chambers.
Claim 9
Dependent Claim
48 words
A metal hydride reactor as in claim 4, wherein said surrounding wall portion comprises axially spaced inner and outer cylindrical wall portions having a common center axis, said central shaft extending along said center axis, said two generally planar wall portions extending generally perpendicularly to said central shaft.
Claim 10
Dependent Claim
93 words
A metal hydride reactor as in claim 8, further comprising two heat exchangers, one of said two heat exchangers having a heat exchanging surface opposite, and in proximity to, said inner cylindrical wall portion, and the other of said two heat exchangers having a a heat exchanging surface opposite, and in proximity to, said outer cylindrical wall portion, said inner and outer cylindrical wall portions respectively forming inner and outer heat conducting surface portions of said heat conducting surface of each of said two compartments of each of said plurality of sealed chambers.
Claim 11
Dependent Claim
59 words
A metal hydride reactor as in claim 1, claim 2 or claim 3, wherein said sealed vessel further comprises a chamber wall having a wall portion surrounding said central shaft and two generally planar wall portions crossing said central shaft forming said heat conducting surface of each of said two compartments of each of said plurality of sealed chambers.
Claim 12
Dependent Claim
42 words
A metal hydride reactor as in claim 10, wherein said surrounding wall portion comprises a cylindrical wall portion having a center axis, said central shaft extending along said center axis, said two generally planar wall portions extending perpendicularly to said central shaft.
Claim 13
Dependent Claim
35 words
A metal hydride reactor as in claim 11, wherein said heat conducting surface of each of said two compartments has provided thereon a plurality of heat conducting protrusions subsantially concentrically aligned about said central shaft.
Claim 14
Dependent Claim
33 words
A metal hydride reactor as in claim 11, further comprising two heat exchangers each having a heat exchanging surface opposite, and in proximity to, respective ones of said two generally planar wall portions.
Claim 15
Dependent Claim
73 words
A metal hydride reactor for heating and/or cooling comprising a sealed chamber wall surrounding a sealed chamber; a partitioning wall dividing said sealed chamber into two compartments, said partitioning wall being made of a material permeable to hydrogen gas and impermeable to metal hydrides, said two compartments containing different metal hydrides; and means for effecting temperature changes in said two compartments such that the temperatures of said two compartments differ from each other.
Claim 16
Dependent Claim
73 words
A metal hydride reactor for heating and/or cooling comprising a sealed chamber wall surrounding a sealed chamber; a partitioning wall dividing said sealed chamber into two compartments, said partitioning wall being made of a material permeable to hydrogen gas and impermeable to metal hydrides, said two compartments containing different metal hydrides; and means for effecting temperature changes in said two compartments such that the temperatures of said two compartments differ from each other.
Claim 17
Dependent Claim
22 words
A metal hydride reactor as in claim 14, wherein at least a part of said chamber wall is made of stainless steel.
Claim 18
Dependent Claim
18 words
A metal hydride reactor as in claim 14, wherein said material comprises a porous sintered body of metal.
Claim 19
Dependent Claim
41 words
A metal hydride reactor as in claim 14, wherein each of said two compartments comprises a heat conducting surface facing exteriorly thereof, the temperatures of said two compartments being changed by said temperature changes effecting means through said heat conducting surface.
Claim 20
Dependent Claim
25 words
A metal hydride reactor as in claim 14 or claim 17 wherein said partitioning wall comprises means for heat-insulating said two compartments from each other.
Claim 21
Dependent Claim
139 words
A metal hydride reactor comprising: a central shaft; and a sealed vessel rotatable about said central shaft, said sealed vessel including at least one sealing wall dividing said sealed vessel into a plurality of sealed chambers, each of said at least one sealing wall extending along a plane containing said central shaft and extending diametrically thereof; each of said plurality of sealed chambers comprising a partitioning wall dividing said each of said plurality of sealed chambers into two compartments, said partitioning wall being made of a material permeable to hydrogen gas and impermeable to metal hydrides, said two compartments containing different metal hydrides, and each of said two compartments having a heat conducting surface facing exteriorly thereof; and means for effecting temperature changes in said two compartments such that the temperatures of said two compartments differ from each other.
Claim 22
Dependent Claim
139 words
A metal hydride reactor comprising: a central shaft; and a sealed vessel rotatable about said central shaft, said sealed vessel including at least one sealing wall dividing said sealed vessel into a plurality of sealed chambers, each of said at least one sealing wall extending along a plane containing said central shaft and extending diametrically thereof; each of said plurality of sealed chambers comprising a partitioning wall dividing said each of said plurality of sealed chambers into two compartments, said partitioning wall being made of a material permeable to hydrogen gas and impermeable to metal hydrides, said two compartments containing different metal hydrides, and each of said two compartments having a heat conducting surface facing exteriorly thereof; and means for effecting temperature changes in said two compartments such that the temperatures of said two compartments differ from each other.
Claim 23
Dependent Claim
36 words
A metal hydride reactor as in claim 19, wherein said sealed vessel comprises only one sealed wall dividing said sealed vessel into two sealed chambers along a plane containing said central shaft and extending diametrically thereof.
Claim 24
Dependent Claim
41 words
A metal hydride reactor as in claim 19 wherein said at least one sealing wall comprises two sealing walls dividing said sealed vessel into four sealed chambers, extending along two perpendicularly crossing planes containing said central shaft and extending diametrically thereof.
Claim 25
Dependent Claim
60 words
A metal hydride reactor as in claim 19, claim 20 or claim 21, wherein said sealed vessel further comprises a chamber wall having a wall portion surrounding said central shaft and two generally planar wall portions crossing said central shaft, at least one of said generally planar wall portions forming said heat conducting surface of each of said two compartments.
Claim 26
Dependent Claim
42 words
A metal hydride reactor as in claim 22, wherein said surrounding wall portion comprises a cylindrical wall portion having a center axis, said central shaft extending along said center axis, said two generally planar wall portions extending perpendicularly to said central shaft.
Claim 27
Dependent Claim
35 words
A metal hydride reactor as in claim 19, wherein said heat conducting surface of each of said two compartments has provided thereon a plurality of heat conducting protrusions substantially concentrically aligned about said central shaft.
Claim 28
Dependent Claim
66 words
A metal hydride reactor as in any one of claims 17, 20, 21 and 24, further comprising a heat exchanger having a heat exchanging surface opposite, and in proximity to, said heat conducting surface of each of said two compartments, said heat exchanging surface being divided and shaped to match the shape of said heat conductive surface of each of said two compartments located opposite thereto.
Claim 29
Dependent Claim
48 words
A metal hydride reactor as in claim 22, wherein said surrounding wall portion comprises concentric, axially spaced, inner and outer cylindrical wall portions having a common center axis, said central shaft extending along said center axis, said two generally planar wall portions extending perpendicularly to said central shaft.
Claim 30
Dependent Claim
57 words
A metal hydride reactor as in claim 26, further comprising two heat exchangers, one of said two heat exchangers having a heat exchanging surface opposite, and in proximity to, said inner cylindrical wall portion, and the other of said two heat exchangers having a heat exchanging surface opposite, and in proximity to, said outer cylindrical wall portion.
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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) | 1986-09-05 | 1987-03-07 | 1987-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1990-09-05 | 1991-03-07 | 1991-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1994-09-05 | 1995-03-07 | 1995-09-06 | $7700.00 | Window Closed / Lapsed |