GB9723138D0 - Sizergh controller - Google Patents

Sizergh controller

Info

Publication number
GB9723138D0
GB9723138D0 GBGB9723138.5A GB9723138A GB9723138D0 GB 9723138 D0 GB9723138 D0 GB 9723138D0 GB 9723138 A GB9723138 A GB 9723138A GB 9723138 D0 GB9723138 D0 GB 9723138D0
Authority
GB
United Kingdom
Prior art keywords
sizergh
controller
sizergh controller
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
GBGB9723138.5A
Other versions
GB2319859B (en
GB2319859A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LANCASTER DAVID H
Original Assignee
LANCASTER DAVID H
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LANCASTER DAVID H filed Critical LANCASTER DAVID H
Publication of GB9723138D0 publication Critical patent/GB9723138D0/en
Publication of GB2319859A publication Critical patent/GB2319859A/en
Application granted granted Critical
Publication of GB2319859B publication Critical patent/GB2319859B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D7/00—Control of flow
    • G05D7/06—Control of flow characterised by the use of electric means
    • G05D7/0617—Control of flow characterised by the use of electric means specially adapted for fluid materials
GB9723138A 1996-11-27 1997-11-04 Selectable airflow system Expired - Fee Related GB2319859B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9624692.1A GB9624692D0 (en) 1996-11-27 1996-11-27 Sizergh controller

Publications (3)

Publication Number Publication Date
GB9723138D0 true GB9723138D0 (en) 1998-01-07
GB2319859A GB2319859A (en) 1998-06-03
GB2319859B GB2319859B (en) 2000-07-19

Family

ID=10803580

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9624692.1A Pending GB9624692D0 (en) 1996-11-27 1996-11-27 Sizergh controller
GB9723138A Expired - Fee Related GB2319859B (en) 1996-11-27 1997-11-04 Selectable airflow system

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9624692.1A Pending GB9624692D0 (en) 1996-11-27 1996-11-27 Sizergh controller

Country Status (1)

Country Link
GB (2) GB9624692D0 (en)

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4424559A (en) * 1981-02-27 1984-01-03 New Brunswick Scientific Co., Inc. Modular instrumentation for monitoring and control of biochemical processes
US4722669A (en) * 1985-03-25 1988-02-02 Control Resources, Inc. Fan speed controller
US4872213A (en) * 1988-03-31 1989-10-03 Barber-Colman Company Versatile interface means for computer-based control systems
US4978896A (en) * 1989-07-26 1990-12-18 General Electric Company Method and apparatus for controlling a blower motor in an air handling system
US5158230A (en) * 1990-08-21 1992-10-27 Curran John R Air flow control apparatus
US5139044A (en) * 1991-08-15 1992-08-18 Otten Bernard J Fluid control system
GB2260785A (en) * 1991-10-23 1993-04-28 Ind Tech Res Inst Apparatus for controlling the conditioned air output of an air conditioner
EP0626519A1 (en) * 1993-05-17 1994-11-30 BROD & McCLUNG - PACE CO. Airflow measuring centrifugal fan
US5447414A (en) * 1994-05-27 1995-09-05 Emerson Electric Co. Constant air flow control apparatus and method
US5464038A (en) * 1994-08-11 1995-11-07 Kruto; Donald Fluid flow control system
US5586305A (en) * 1994-10-21 1996-12-17 Hewlett-Packard Company Smart distributed measurement and control system with a flexible architecture

Also Published As

Publication number Publication date
GB9624692D0 (en) 1997-01-15
GB2319859B (en) 2000-07-19
GB2319859A (en) 1998-06-03

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20131104