GB1363983A - Level - Google Patents

Level

Info

Publication number
GB1363983A
GB1363983A GB742072A GB742072A GB1363983A GB 1363983 A GB1363983 A GB 1363983A GB 742072 A GB742072 A GB 742072A GB 742072 A GB742072 A GB 742072A GB 1363983 A GB1363983 A GB 1363983A
Authority
GB
United Kingdom
Prior art keywords
vial
cover member
opening
frame
level
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
Application number
GB742072A
Other languages
English (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.)
Wright D E
Original Assignee
Wright D E
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 Wright D E filed Critical Wright D E
Publication of GB1363983A publication Critical patent/GB1363983A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C9/00—Measuring inclination, e.g. by clinometers, by levels
    • G01C9/18—Measuring inclination, e.g. by clinometers, by levels by using liquids
    • G01C9/24—Measuring inclination, e.g. by clinometers, by levels by using liquids in closed containers partially filled with liquid so as to leave a gas bubble
    • G01C9/26—Details
    • G01C9/28—Mountings

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Microscoopes, Condenser (AREA)
  • Mirrors, Picture Frames, Photograph Stands, And Related Fastening Devices (AREA)
GB742072A 1971-02-17 1972-02-17 Level Expired GB1363983A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11616871A 1971-02-17 1971-02-17

Publications (1)

Publication Number Publication Date
GB1363983A true GB1363983A (en) 1974-08-21

Family

ID=22365652

Family Applications (1)

Application Number Title Priority Date Filing Date
GB742072A Expired GB1363983A (en) 1971-02-17 1972-02-17 Level

Country Status (5)

Country Link
CA (1) CA951892A (enExample)
DE (1) DE2206670A1 (enExample)
FR (1) FR2125274B1 (enExample)
GB (1) GB1363983A (enExample)
IT (1) IT944991B (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11193764B2 (en) 2019-01-17 2021-12-07 Milwaukee Electric Tool Corporation Two datum vial mounting system and method
US11725936B2 (en) 2019-01-17 2023-08-15 Milwaukee Electric Tool Corporation Two datum vial mounting system and method

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2810206A (en) * 1955-09-15 1957-10-22 Harry J Ziemann Spirit level
GB1147981A (en) * 1965-05-21 1969-04-10 William Marples & Sons Ltd An improvement in or relating to spirit levels
FR1437995A (fr) * 1965-06-25 1966-05-06 Niveau
US3593428A (en) * 1968-09-26 1971-07-20 Great Neck Saw Manufacturers Spirit level

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11193764B2 (en) 2019-01-17 2021-12-07 Milwaukee Electric Tool Corporation Two datum vial mounting system and method
US11725936B2 (en) 2019-01-17 2023-08-15 Milwaukee Electric Tool Corporation Two datum vial mounting system and method

Also Published As

Publication number Publication date
FR2125274B1 (enExample) 1978-03-03
CA951892A (en) 1974-07-30
FR2125274A1 (enExample) 1972-09-29
DE2206670A1 (de) 1972-08-31
IT944991B (it) 1973-04-20

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Legal Events

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