GB9023511D0 - Level control systems - Google Patents

Level control systems

Info

Publication number
GB9023511D0
GB9023511D0 GB909023511A GB9023511A GB9023511D0 GB 9023511 D0 GB9023511 D0 GB 9023511D0 GB 909023511 A GB909023511 A GB 909023511A GB 9023511 A GB9023511 A GB 9023511A GB 9023511 D0 GB9023511 D0 GB 9023511D0
Authority
GB
United Kingdom
Prior art keywords
control systems
level control
level
systems
control
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.)
Withdrawn
Application number
GB909023511A
Other versions
GB2250109A (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB9023511A priority Critical patent/GB2250109A/en
Publication of GB9023511D0 publication Critical patent/GB9023511D0/en
Publication of GB2250109A publication Critical patent/GB2250109A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G12—INSTRUMENT DETAILS
    • G12B—CONSTRUCTIONAL DETAILS OF INSTRUMENTS, OR COMPARABLE DETAILS OF OTHER APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G12B5/00—Adjusting position or attitude, e.g. level, of instruments or other apparatus, or of parts thereof; Compensating for the effects of tilting or acceleration, e.g. for optical apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/02—Heads
    • F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
    • F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
    • F16M11/12—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting in more than one direction
    • F16M11/125—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting in more than one direction for tilting and rolling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/02—Heads
    • F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/42—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters with arrangement for propelling the support stands on wheels

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Toys (AREA)
GB9023511A 1990-10-29 1990-10-29 Level control system Withdrawn GB2250109A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9023511A GB2250109A (en) 1990-10-29 1990-10-29 Level control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9023511A GB2250109A (en) 1990-10-29 1990-10-29 Level control system

Publications (2)

Publication Number Publication Date
GB9023511D0 true GB9023511D0 (en) 1990-12-12
GB2250109A GB2250109A (en) 1992-05-27

Family

ID=10684522

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9023511A Withdrawn GB2250109A (en) 1990-10-29 1990-10-29 Level control system

Country Status (1)

Country Link
GB (1) GB2250109A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3563457B2 (en) * 1994-08-30 2004-09-08 株式会社トプコン Laser gradient setting device
FR2741421B1 (en) * 1995-11-21 1997-12-26 Rivages Productions ADJUSTABLE TILT SUPPORT DEVICE, PARTICULARLY FOR CONSERVATION OF ITS HORIZONTALITY
US6161809A (en) * 1996-10-25 2000-12-19 Mahy; Laurent Tilt-adjustable supporting device, in particular maintained in a horizontal position

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3813556A (en) * 1972-04-27 1974-05-28 Singer Co Tilt limit detecting apparatus
US4265027A (en) * 1979-06-05 1981-05-05 Burniski Edward W Automatic self-leveling instrument mount
GB2138172B (en) * 1983-04-11 1986-08-28 Stafford Mills Jonathan V Apparatus for automatically levelling a base
EP0130738B1 (en) * 1983-06-22 1989-10-04 Eureka Developments Limited Electronic levelling device
GB8602273D0 (en) * 1986-01-30 1986-03-05 Jones G W Levelling system

Also Published As

Publication number Publication date
GB2250109A (en) 1992-05-27

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)