GB2400665B - Laboratory thermostat - Google Patents

Laboratory thermostat

Info

Publication number
GB2400665B
GB2400665B GB0408531A GB0408531A GB2400665B GB 2400665 B GB2400665 B GB 2400665B GB 0408531 A GB0408531 A GB 0408531A GB 0408531 A GB0408531 A GB 0408531A GB 2400665 B GB2400665 B GB 2400665B
Authority
GB
United Kingdom
Prior art keywords
laboratory thermostat
thermostat
laboratory
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.)
Expired - Fee Related
Application number
GB0408531A
Other versions
GB0408531D0 (en
GB2400665A (en
Inventor
Gerhard Juchheim
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.)
Julabo Labortechnik GmbH
Original Assignee
Julabo Labortechnik GmbH
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 Julabo Labortechnik GmbH filed Critical Julabo Labortechnik GmbH
Publication of GB0408531D0 publication Critical patent/GB0408531D0/en
Publication of GB2400665A publication Critical patent/GB2400665A/en
Application granted granted Critical
Publication of GB2400665B publication Critical patent/GB2400665B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L7/00—Heating or cooling apparatus; Heat insulating devices
    • B01L7/02—Water baths; Sand baths; Air baths
    • 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
    • G01F23/30—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 floats
    • G01F23/32—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 floats using rotatable arms or other pivotable transmission elements
    • G01F23/36—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 floats using rotatable arms or other pivotable transmission elements using electrically actuated indicating means
    • G01F23/363—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 floats using rotatable arms or other pivotable transmission elements using electrically actuated indicating means using electromechanically actuated indicating means
    • 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
    • G01F23/30—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 floats
    • G01F23/56—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 floats using elements rigidly fixed to, and rectilinearly moving with, the floats as transmission elements
    • G01F23/60—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 floats using elements rigidly fixed to, and rectilinearly moving with, the floats as transmission elements using electrically actuated indicating means
    • 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
    • G01F23/30—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 floats
    • G01F23/56—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 floats using elements rigidly fixed to, and rectilinearly moving with, the floats as transmission elements
    • G01F23/60—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 floats using elements rigidly fixed to, and rectilinearly moving with, the floats as transmission elements using electrically actuated indicating means
    • G01F23/603—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 floats using elements rigidly fixed to, and rectilinearly moving with, the floats as transmission elements using electrically actuated indicating means using electromechanically actuated indicating means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L2200/00—Solutions for specific problems relating to chemical or physical laboratory apparatus
    • B01L2200/14—Process control and prevention of errors

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Clinical Laboratory Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Control Of Temperature (AREA)
  • Automatic Analysis And Handling Materials Therefor (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Control Of Non-Electrical Variables (AREA)
GB0408531A 2003-04-16 2004-04-16 Laboratory thermostat Expired - Fee Related GB2400665B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE20306059U DE20306059U1 (en) 2003-04-16 2003-04-16 laboratory thermostat

Publications (3)

Publication Number Publication Date
GB0408531D0 GB0408531D0 (en) 2004-05-19
GB2400665A GB2400665A (en) 2004-10-20
GB2400665B true GB2400665B (en) 2006-09-13

Family

ID=7981521

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0408531A Expired - Fee Related GB2400665B (en) 2003-04-16 2004-04-16 Laboratory thermostat

Country Status (4)

Country Link
US (1) US20040216862A1 (en)
CN (1) CN100345636C (en)
DE (1) DE20306059U1 (en)
GB (1) GB2400665B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8469678B2 (en) * 2010-02-03 2013-06-25 Preston Industries, Inc. Constant temperature circulator
US8616268B2 (en) * 2010-07-15 2013-12-31 Preston Industries, Inc. Movable constant temperature circulator assembly
US10532359B2 (en) 2011-10-28 2020-01-14 Thermo Neslab Llc Circulating liquid bath with dual reservoir level switch
US20150144300A1 (en) * 2013-11-22 2015-05-28 Thermo Fisher Scientific (Asheville) Llc Recirculating Bath With Global Voltage Compatibility
CN105115186B (en) * 2015-09-15 2017-09-26 江苏天舒电器有限公司 A kind of cold and hot bascule of heat pump water-heating machine laboratory
CN109361533B (en) * 2018-09-17 2022-12-23 视联动力信息技术股份有限公司 Temperature resistance testing method and device
DE102019133584A1 (en) * 2019-12-09 2021-06-10 Friedhelm Selbach Gmbh Cooling device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29723390U1 (en) * 1997-05-02 1998-09-03 Lauda Dr R Wobser Gmbh & Co Kg Level monitoring device in a heated bath vessel, especially a laboratory thermostat
JPH11294863A (en) * 1998-04-10 1999-10-29 Sakaguchi Dennetsu Kk Heater for heating liquid

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB953122A (en) * 1961-02-06 1964-03-25 Denis Compton Luckham Improvements in or relating to water baths
US3992941A (en) * 1974-06-10 1976-11-23 Mcgoldrick Daniel J Liquid level measuring apparatus
US5111188A (en) * 1989-10-05 1992-05-05 Harry E. Turloff Electronic fluid-level sensor with three state indicator
US5283569A (en) * 1989-12-15 1994-02-01 U.S. Army Corps Of Engineers Float actuated flood warning system with remote telephone reporting
CN2079320U (en) * 1990-11-27 1991-06-19 北京光电设备厂 High precision controller constant temp.
US6028521A (en) * 1997-12-16 2000-02-22 Issachar; David Liquid level sensor

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29723390U1 (en) * 1997-05-02 1998-09-03 Lauda Dr R Wobser Gmbh & Co Kg Level monitoring device in a heated bath vessel, especially a laboratory thermostat
JPH11294863A (en) * 1998-04-10 1999-10-29 Sakaguchi Dennetsu Kk Heater for heating liquid

Also Published As

Publication number Publication date
CN100345636C (en) 2007-10-31
US20040216862A1 (en) 2004-11-04
CN1539554A (en) 2004-10-27
GB0408531D0 (en) 2004-05-19
DE20306059U1 (en) 2003-06-18
GB2400665A (en) 2004-10-20

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Legal Events

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

Effective date: 20150416