CH189440A - Spirit level. - Google Patents

Spirit level.

Info

Publication number
CH189440A
CH189440A CH189440DA CH189440A CH 189440 A CH189440 A CH 189440A CH 189440D A CH189440D A CH 189440DA CH 189440 A CH189440 A CH 189440A
Authority
CH
Switzerland
Prior art keywords
spirit level
spirit
level
Prior art date
Application number
Other languages
German (de)
Inventor
Eppstein Werner
Original Assignee
Eppstein Werner
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 Eppstein Werner filed Critical Eppstein Werner
Publication of CH189440A publication Critical patent/CH189440A/en

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
    • G01C9/32—Means for facilitating the observation of the position of the bubble, e.g. illuminating means

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
CH189440D 1936-09-16 1936-09-16 Spirit level. CH189440A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH189440T 1936-09-16

Publications (1)

Publication Number Publication Date
CH189440A true CH189440A (en) 1937-02-28

Family

ID=4436291

Family Applications (1)

Application Number Title Priority Date Filing Date
CH189440D CH189440A (en) 1936-09-16 1936-09-16 Spirit level.

Country Status (1)

Country Link
CH (1) CH189440A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011070561A1 (en) * 2009-12-13 2011-06-16 Kapro Industries Ltd Bubble vial with coloring agent
EP2316000A4 (en) * 2008-12-11 2012-03-07 Kapro Ind Ltd BUBBLE LEVEL COMPRISING A HORIZONTAL BUBBLE FLASK HAVING ENHANCED BUBBLE VISIBILITY
USD730207S1 (en) 2014-03-05 2015-05-26 Kapro Industries Ltd. Spirit level
USD750984S1 (en) 2014-09-30 2016-03-08 Kapro Industries Ltd. Box spirit level with ruler
US9618339B2 (en) 2013-02-26 2017-04-11 Kapro Industries Ltd. Spirit level
USD805928S1 (en) 2016-09-21 2017-12-26 Kapro Industries Ltd. Stud layout level

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2316000A4 (en) * 2008-12-11 2012-03-07 Kapro Ind Ltd BUBBLE LEVEL COMPRISING A HORIZONTAL BUBBLE FLASK HAVING ENHANCED BUBBLE VISIBILITY
US8220171B2 (en) 2008-12-11 2012-07-17 Kapro Industries Ltd. Spirit level having horizontal bubble vial with improved bubble visibility
WO2011070561A1 (en) * 2009-12-13 2011-06-16 Kapro Industries Ltd Bubble vial with coloring agent
WO2011070562A1 (en) * 2009-12-13 2011-06-16 Kapro Industries Ltd Level with asymmetrical transverse cross section
US9618339B2 (en) 2013-02-26 2017-04-11 Kapro Industries Ltd. Spirit level
USD730207S1 (en) 2014-03-05 2015-05-26 Kapro Industries Ltd. Spirit level
USD750984S1 (en) 2014-09-30 2016-03-08 Kapro Industries Ltd. Box spirit level with ruler
USD805928S1 (en) 2016-09-21 2017-12-26 Kapro Industries Ltd. Stud layout level

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