GB1153006A

GB1153006A – Improvements in or relating to Liquid Level Control Systems using Thermistors
– Google Patents

GB1153006A – Improvements in or relating to Liquid Level Control Systems using Thermistors
– Google Patents
Improvements in or relating to Liquid Level Control Systems using Thermistors

Info

Publication number
GB1153006A

GB1153006A
GB33654/66A
GB3365466A
GB1153006A
GB 1153006 A
GB1153006 A
GB 1153006A
GB 33654/66 A
GB33654/66 A
GB 33654/66A
GB 3365466 A
GB3365466 A
GB 3365466A
GB 1153006 A
GB1153006 A
GB 1153006A
Authority
GB
United Kingdom
Prior art keywords
thermistors
control systems
liquid level
level control
relating
Prior art date
1966-07-26
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.)

Expired

Application number
GB33654/66A
Inventor
Robert William Couffer
Joseph Michael Algino
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.)

Dole Valve Co

Original Assignee
Dole Valve Co
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.)
1966-07-26
Filing date
1966-07-26
Publication date
1969-05-21

1966-07-26
Application filed by Dole Valve Co
filed
Critical
Dole Valve Co

1966-07-26
Priority to GB33654/66A
priority
Critical
patent/GB1153006A/en

1969-05-21
Publication of GB1153006A
publication
Critical
patent/GB1153006A/en

Status
Expired
legal-status
Critical
Current

Links

Espacenet

Global Dossier

Discuss

Classifications

D—TEXTILES; PAPER

D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR

D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES

D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 – D06F27/00

D06F39/08—Liquid supply or discharge arrangements

D06F39/087—Water level measuring or regulating devices

G—PHYSICS

G01—MEASURING; TESTING

G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME

G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm

G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water

G01F23/24—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid

G01F23/246—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid thermal devices

G01F23/247—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid thermal devices for discrete levels

D—TEXTILES; PAPER

D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR

D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES

D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers

D06F2103/18—Washing liquid level

Abstract

1,153,006. Liquid level control systems. DOLE VALVE CO. July 26, 1966, No.33654/66. Heading G1N. [Also in Division D1] The level of water in a washing machine is sensed by a selected one of a number of thermistors 42, 43, 44 Fig.1 successively covered by the water as it rises in the wash tub 12, the resulting change in temperature and resistance of the selected thermistor stops the water flow and causes the timer to proceed to the next operation in the washing cycle. Level selection is effected by manual operation of a switch 42b, 43b or 44b.

GB33654/66A
1966-07-26
1966-07-26
Improvements in or relating to Liquid Level Control Systems using Thermistors

Expired

GB1153006A
(en)

Priority Applications (1)

Application Number
Priority Date
Filing Date
Title

GB33654/66A

GB1153006A
(en)

1966-07-26
1966-07-26
Improvements in or relating to Liquid Level Control Systems using Thermistors

Applications Claiming Priority (1)

Application Number
Priority Date
Filing Date
Title

GB33654/66A

GB1153006A
(en)

1966-07-26
1966-07-26
Improvements in or relating to Liquid Level Control Systems using Thermistors

Publications (1)

Publication Number
Publication Date

GB1153006A
true

GB1153006A
(en)

1969-05-21

Family
ID=10355711
Family Applications (1)

Application Number
Title
Priority Date
Filing Date

GB33654/66A
Expired

GB1153006A
(en)

1966-07-26
1966-07-26
Improvements in or relating to Liquid Level Control Systems using Thermistors

Country Status (1)

Country
Link

GB
(1)

GB1153006A
(en)

Cited By (3)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

GB2120482A
(en)

*

1982-04-30
1983-11-30
Jaeger
Liquid level monitoring device

CN102251379A
(en)

*

2011-03-21
2011-11-23
海尔集团公司
Water-level measuring device for small/mini buoyancy washing machines and application method thereof

EP1529875A3
(en)

*

2003-11-04
2017-05-17
LG Electronics, Inc.
Washing apparatus and control method thereof

1966

1966-07-26
GB
GB33654/66A
patent/GB1153006A/en
not_active
Expired

Cited By (4)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

GB2120482A
(en)

*

1982-04-30
1983-11-30
Jaeger
Liquid level monitoring device

EP1529875A3
(en)

*

2003-11-04
2017-05-17
LG Electronics, Inc.
Washing apparatus and control method thereof

CN102251379A
(en)

*

2011-03-21
2011-11-23
海尔集团公司
Water-level measuring device for small/mini buoyancy washing machines and application method thereof

CN102251379B
(en)

*

2011-03-21
2016-06-01
海尔集团公司
The level measurement device of a kind of small/micro buoyancy washing machine and using method

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Legal Events

Date
Code
Title
Description

1969-10-01
PS
Patent sealed [section 19, patents act 1949]

1972-02-16
PLNP
Patent lapsed through nonpayment of renewal fees

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