CA2057365A1 - Spirit level and manufacturing process for producing it - Google Patents

Spirit level and manufacturing process for producing it

Info

Publication number
CA2057365A1
CA2057365A1 CA002057365A CA2057365A CA2057365A1 CA 2057365 A1 CA2057365 A1 CA 2057365A1 CA 002057365 A CA002057365 A CA 002057365A CA 2057365 A CA2057365 A CA 2057365A CA 2057365 A1 CA2057365 A1 CA 2057365A1
Authority
CA
Canada
Prior art keywords
spirit level
producing
manufacturing process
section
air unit
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.)
Granted
Application number
CA002057365A
Other languages
French (fr)
Other versions
CA2057365C (en
Inventor
Bernard Prouteau
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.)
SICFO Stanley SA
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
Publication of CA2057365A1 publication Critical patent/CA2057365A1/en
Application granted granted Critical
Publication of CA2057365C publication Critical patent/CA2057365C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/30—Mounting, exchanging or centering
    • B29C33/301—Modular mould systems [MMS], i.e. moulds built up by stacking mould elements, e.g. plates, blocks, rods
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/0005—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor using fibre reinforcements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/0013—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor using fillers dispersed in the moulding material, e.g. metal particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/68—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts by incorporating or moulding on preformed parts, e.g. inserts or layers, e.g. foam blocks
    • B29C70/74—Moulding material on a relatively small portion of the preformed part, e.g. outsert moulding
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C25/00—Manufacturing, calibrating, cleaning, or repairing instruments or devices referred to in the other groups of this subclass
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/16—Fillers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2309/00—Use of inorganic materials not provided for in groups B29K2303/00 - B29K2307/00, as reinforcement
    • B29K2309/08—Glass

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Dispersion Chemistry (AREA)
  • Composite Materials (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Jellies, Jams, And Syrups (AREA)
  • Measurement Of Radiation (AREA)
  • Level Indicators Using A Float (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Moulding By Coating Moulds (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Gas Separation By Absorption (AREA)
  • Sorption Type Refrigeration Machines (AREA)
  • Percussion Or Vibration Massage (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)

Abstract

The spirit level comprising a body is made up of a preferably T or I section with a housing in which an air unit is fixed. According to the invention, the body is produced in thermosetting resin and the air unit is integrated into the section.
CA002057365A 1990-12-12 1991-12-10 Spirit level and manufacturing process for producing it Expired - Lifetime CA2057365C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP90123896A EP0489955B1 (en) 1990-12-12 1990-12-12 Spirit level and procedure for manufacturing same
EP90123896.4 1990-12-12

Publications (2)

Publication Number Publication Date
CA2057365A1 true CA2057365A1 (en) 1992-06-13
CA2057365C CA2057365C (en) 2003-03-18

Family

ID=8204829

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002057365A Expired - Lifetime CA2057365C (en) 1990-12-12 1991-12-10 Spirit level and manufacturing process for producing it

Country Status (9)

Country Link
EP (1) EP0489955B1 (en)
JP (1) JP3157884B2 (en)
AT (1) ATE128226T1 (en)
AU (1) AU657718B2 (en)
BR (1) BR9105352A (en)
CA (1) CA2057365C (en)
DE (1) DE69022596T2 (en)
ES (1) ES2088947T3 (en)
PT (1) PT99788B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6243957B1 (en) 1998-03-31 2001-06-12 Johnson Level & Tool Mfg. Co., Inc. Insert molding of a liquid-containing member, such as a level vial, and an article of manufacture formed thereby

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5339530A (en) * 1993-02-09 1994-08-23 Wright Randall J Hand level instrument with composite metal and plastic body
FR2785984B1 (en) * 1998-11-12 2000-12-22 Sicfo Stanley PROCESS FOR MOLDING THE BODY OF A BUBBLE LEVEL BY THERMOPLASTIC INJECTION
DE202004006643U1 (en) * 2004-03-12 2005-07-21 Stabila-Meßgeräte Gustav Ullrich GmbH Spirit level with an injection molded body that incorporates thermoplastic strengthening inserts which are at least partially enclosed by the injection molding process
AT509146B1 (en) 2009-11-16 2011-10-15 Sola Messwerkzeuge Gmbh SPIRIT LEVEL
US9625260B2 (en) 2014-04-16 2017-04-18 Stanley Black & Decker, Inc. Carbon fiber composite level and method of manufacturing same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2813349A (en) * 1953-01-02 1957-11-19 Creative Plastics Corp Level
FR1141672A (en) * 1956-02-16 1957-09-05 Spirit level
FR1448855A (en) * 1965-05-25 1966-08-12 O N M Soc Process for manufacturing vials for spirit levels, and new industrial products obtained by this process
US3878617A (en) * 1972-11-24 1975-04-22 Stanley Works Line level
US4332046A (en) * 1979-06-05 1982-06-01 Foley Clifford T Combined hammer and level

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6243957B1 (en) 1998-03-31 2001-06-12 Johnson Level & Tool Mfg. Co., Inc. Insert molding of a liquid-containing member, such as a level vial, and an article of manufacture formed thereby

Also Published As

Publication number Publication date
JPH0694453A (en) 1994-04-05
DE69022596D1 (en) 1995-10-26
ATE128226T1 (en) 1995-10-15
EP0489955B1 (en) 1995-09-20
AU8964691A (en) 1992-06-18
BR9105352A (en) 1992-08-25
AU657718B2 (en) 1995-03-23
CA2057365C (en) 2003-03-18
EP0489955A1 (en) 1992-06-17
DE69022596T2 (en) 1996-03-21
ES2088947T3 (en) 1996-10-01
PT99788B (en) 2000-08-31
JP3157884B2 (en) 2001-04-16
PT99788A (en) 1994-01-31

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Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry