SE7806332L - Anordning for indikering av en viss vinkel vid rorleggning eller motsvarande - Google Patents

Anordning for indikering av en viss vinkel vid rorleggning eller motsvarande

Info

Publication number
SE7806332L
SE7806332L SE7806332A SE7806332A SE7806332L SE 7806332 L SE7806332 L SE 7806332L SE 7806332 A SE7806332 A SE 7806332A SE 7806332 A SE7806332 A SE 7806332A SE 7806332 L SE7806332 L SE 7806332L
Authority
SE
Sweden
Prior art keywords
screens
angle
indicating
circles
piping
Prior art date
Application number
SE7806332A
Other languages
Unknown language ( )
English (en)
Other versions
SE411686B (sv
Original Assignee
Bergkvist Lars A
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 Bergkvist Lars A filed Critical Bergkvist Lars A
Priority to SE7806332A priority Critical patent/SE411686B/sv
Priority to US06/041,416 priority patent/US4272191A/en
Publication of SE7806332L publication Critical patent/SE7806332L/sv
Publication of SE411686B publication Critical patent/SE411686B/sv

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
    • G01B11/27—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Pipeline Systems (AREA)
  • Sewage (AREA)
  • Filtration Of Liquid (AREA)
SE7806332A 1978-05-31 1978-05-31 Anordning for indikering av en vinkel eller riktning vid rorleggning eller motsvarande SE411686B (sv)

Priority Applications (2)

Application Number Priority Date Filing Date Title
SE7806332A SE411686B (sv) 1978-05-31 1978-05-31 Anordning for indikering av en vinkel eller riktning vid rorleggning eller motsvarande
US06/041,416 US4272191A (en) 1978-05-31 1979-05-22 Device for indicating a particular angle in pipelaying work or similar operations

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7806332A SE411686B (sv) 1978-05-31 1978-05-31 Anordning for indikering av en vinkel eller riktning vid rorleggning eller motsvarande

Publications (2)

Publication Number Publication Date
SE7806332L true SE7806332L (sv) 1979-12-01
SE411686B SE411686B (sv) 1980-01-28

Family

ID=20335075

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7806332A SE411686B (sv) 1978-05-31 1978-05-31 Anordning for indikering av en vinkel eller riktning vid rorleggning eller motsvarande

Country Status (2)

Country Link
US (1) US4272191A (sv)
SE (1) SE411686B (sv)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2129960B (en) * 1982-10-12 1986-06-11 Trade & Industry Secretary Of Alignment aid
SE457478B (sv) * 1984-06-07 1988-12-27 Inogon Licens Ab Riktmedel
US4681439A (en) * 1985-10-28 1987-07-21 Shoemaker Jack W Pipe laying method and apparatus
US4923297A (en) * 1986-06-23 1990-05-08 Eyedentify, Inc. Optical alignment system
US4718170A (en) * 1986-09-18 1988-01-12 The Texacone Company Apparatus and means for vertically aligning a hollow cylinder
US4796362A (en) * 1987-08-27 1989-01-10 Shoemaker Jack W Combined centerline target and grade checker apparatus
AU599824B2 (en) * 1988-08-19 1990-07-26 Kabushiki Kaisha Iseki Kaihatsu Koki Method and apparatus for inspecting pipeline
US4968147A (en) * 1989-09-01 1990-11-06 Shoemaker Jack W Laser target pipe insert apparatus
US5561555A (en) * 1994-01-11 1996-10-01 Leica Inc. Microscope subassembly apparatus
US5850700A (en) * 1996-08-09 1998-12-22 Capson; Ronald Eye alignment apparatus for archery
WO2000052516A2 (en) 1999-03-01 2000-09-08 Boston Innovative Optics, Inc. System and method for increasing the depth of focus of the human eye
DE19943502A1 (de) * 1999-09-10 2001-04-12 Busch Dieter & Co Prueftech Vorrichtung zur Bestimmung der Achslage von Hohlzylindern
GB9928124D0 (en) * 1999-11-26 2000-01-26 Instro Prec Ltd An optical position detector
US7628810B2 (en) 2003-05-28 2009-12-08 Acufocus, Inc. Mask configured to maintain nutrient transport without producing visible diffraction patterns
US20050046794A1 (en) 2003-06-17 2005-03-03 Silvestrini Thomas A. Method and apparatus for aligning a mask with the visual axis of an eye
IL161911A (en) * 2004-05-10 2012-10-31 Yakov Sne Aiming device and method for guns
US7976577B2 (en) 2005-04-14 2011-07-12 Acufocus, Inc. Corneal optic formed of degradation resistant polymer
CA2770735C (en) 2009-08-13 2017-07-18 Acufocus, Inc. Masked intraocular implants and lenses
USD656526S1 (en) 2009-11-10 2012-03-27 Acufocus, Inc. Ocular mask
WO2013082545A1 (en) 2011-12-02 2013-06-06 Acufocus, Inc. Ocular mask having selective spectral transmission
US9204962B2 (en) 2013-03-13 2015-12-08 Acufocus, Inc. In situ adjustable optical mask
US9427922B2 (en) 2013-03-14 2016-08-30 Acufocus, Inc. Process for manufacturing an intraocular lens with an embedded mask

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6711045A (sv) * 1967-08-10 1969-02-12
NL6817007A (sv) * 1968-11-28 1970-06-01

Also Published As

Publication number Publication date
US4272191A (en) 1981-06-09
SE411686B (sv) 1980-01-28

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