DK134412B - Screwdriver. - Google Patents

Screwdriver.

Info

Publication number
DK134412B
DK134412B DK309767AA DK309767A DK134412B DK 134412 B DK134412 B DK 134412B DK 309767A A DK309767A A DK 309767AA DK 309767 A DK309767 A DK 309767A DK 134412 B DK134412 B DK 134412B
Authority
DK
Denmark
Prior art keywords
screwdriver
Prior art date
Application number
DK309767AA
Other languages
Danish (da)
Other versions
DK134412C (en
Inventor
Jan Edvard Persson
Original Assignee
Atlas Copco Ab
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 Atlas Copco Ab filed Critical Atlas Copco Ab
Publication of DK134412B publication Critical patent/DK134412B/en
Application granted granted Critical
Publication of DK134412C publication Critical patent/DK134412C/da

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C1/00—Rotary-piston machines or engines
    • F01C1/08—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing
    • F01C1/12—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing of other than internal-axis type
    • F01C1/14—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
    • F01C1/16—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C1/00—Rotary-piston machines or engines
    • F01C1/08—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing
    • F01C1/082—Details specially related to intermeshing engagement type machines or engines
    • F01C1/084—Toothed wheels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C18/082—Details specially related to intermeshing engagement type pumps
    • F04C18/084—Toothed wheels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Rotary Pumps (AREA)
DK309767AA 1966-06-22 1967-06-15 Screwdriver. DK134412B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US564469A US3414189A (en) 1966-06-22 1966-06-22 Screw rotor machines and profiles

Publications (2)

Publication Number Publication Date
DK134412B true DK134412B (en) 1976-11-01
DK134412C DK134412C (en) 1977-04-04

Family

ID=24254595

Family Applications (1)

Application Number Title Priority Date Filing Date
DK309767AA DK134412B (en) 1966-06-22 1967-06-15 Screwdriver.

Country Status (15)

Country Link
US (1) US3414189A (en)
AT (1) AT279024B (en)
BE (1) BE700077A (en)
CH (1) CH495509A (en)
CS (1) CS161695B2 (en)
DD (1) DD72218A5 (en)
DE (1) DE1551072A1 (en)
DK (1) DK134412B (en)
ES (1) ES342045A1 (en)
FI (1) FI47134C (en)
FR (1) FR1535573A (en)
GB (1) GB1189856A (en)
NL (1) NL156480B (en)
NO (1) NO118932B (en)
YU (1) YU31658B (en)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3535057A (en) * 1968-09-06 1970-10-20 Esper Kodra Screw compressor
BE756510A (en) * 1969-09-23 1971-03-01 Atlas Copco Ab IMPROVEMENTS IN HELICOIDAL ROTOR MACHINES
US3623830A (en) * 1970-04-01 1971-11-30 Bird Island Inc Rotor with helical teeth for displacing compressible fluid
BE792576A (en) * 1972-05-24 1973-03-30 Gardner Denver Co SCREW COMPRESSOR HELICOIDAL ROTOR
US3773444A (en) * 1972-06-19 1973-11-20 Fuller Co Screw rotor machine and rotors therefor
US4028026A (en) * 1972-07-14 1977-06-07 Linde Aktiengesellschaft Screw compressor with involute profiled teeth
US4053263A (en) * 1973-06-27 1977-10-11 Joy Manufacturing Company Screw rotor machine rotors and method of making
US4140445A (en) * 1974-03-06 1979-02-20 Svenka Rotor Haskiner Aktiebolag Screw-rotor machine with straight flank sections
US4088427A (en) * 1974-06-24 1978-05-09 Atlas Copco Aktiebolag Rotors for a screw rotor machine
US4109362A (en) * 1976-01-02 1978-08-29 Joy Manufacturing Company Method of making screw rotor machine rotors
US4224015A (en) * 1977-01-19 1980-09-23 Oval Engineering Co., Ltd. Positive displacement flow meter with helical-toothed rotors
DE2911415C2 (en) * 1979-03-23 1982-04-15 Karl Prof.Dr.-Ing. 3000 Hannover Bammert Parallel and external axis rotary piston machine with meshing engagement
SE429783B (en) * 1981-12-22 1983-09-26 Sullair Tech Ab ROTORS FOR A SCREW ROTATOR
FR2562166B1 (en) * 1984-03-28 1986-07-18 Dba VOLUMETRIC SCREW COMPRESSOR
JPS6117191U (en) * 1984-07-04 1986-01-31 株式会社神戸製鋼所 Screw compressor
DE19850030A1 (en) * 1998-10-30 2000-05-11 Kraeutler Ges M B H & Co Device for measuring the amount of liquid in petrol pumps of motor vehicle petrol stations
IL134219A0 (en) * 2000-01-25 2001-04-30 Gotit Ltd Spray dispenser
DE10101512C2 (en) * 2001-01-12 2002-11-21 Schiedel Gmbh & Co Device for heat recovery from exhaust air
DE102005005347A1 (en) * 2005-01-31 2006-10-26 Kayser, Albrecht, Dipl.-Ing. Screw-type rotary compressor has large rotor intermeshing with secondary smaller rotor with convex peak interface profiles
BE1016733A3 (en) * 2005-08-25 2007-05-08 Atlas Copco Airpower Nv IMPROVED LOW PRESSURE SCREW COMPRESSOR.
JP5136878B2 (en) * 2006-03-14 2013-02-06 有限会社スクロール技研 Scroll fluid machinery
US9057373B2 (en) 2011-11-22 2015-06-16 Vilter Manufacturing Llc Single screw compressor with high output
KR20170024056A (en) * 2014-06-26 2017-03-06 스벤스카 로토르 마스키너 아베 Pair of co-operating screw rotors

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2477002A (en) * 1942-07-25 1949-07-26 Joy Mfg Co Gear type air pump with changespeed gearing and lubrication
US2457314A (en) * 1943-08-12 1948-12-28 Jarvis C Marble Rotary screw wheel device
US2473234A (en) * 1943-10-06 1949-06-14 Joseph E Whitfield Helical asymmetrical thread forms for fluid devices
US2486770A (en) * 1946-08-21 1949-11-01 Joseph E Whitfield Arc generated thread form for helical rotary members
IT454201A (en) * 1947-07-16
CH324301A (en) * 1953-10-24 1957-09-15 Saurer Ag Adolph Circulating compressor with helically toothed rotors
US2922377A (en) * 1957-09-26 1960-01-26 Joseph E Whitfield Multiple arc generated rotors having diagonally directed fluid discharge flow
SE312394B (en) * 1965-05-10 1969-07-14 A Lysholm
US3245612A (en) * 1965-05-17 1966-04-12 Svenska Rotor Maskiner Ab Rotary piston engines

Also Published As

Publication number Publication date
CH495509A (en) 1970-08-31
CS161695B2 (en) 1975-06-10
DE1551072A1 (en) 1970-03-05
DK134412C (en) 1977-04-04
FI47134C (en) 1973-09-10
NL156480B (en) 1978-04-17
ES342045A1 (en) 1968-07-16
BE700077A (en) 1967-12-18
GB1189856A (en) 1970-04-29
YU124367A (en) 1973-04-30
NL6708716A (en) 1967-12-27
AT279024B (en) 1970-02-25
DD72218A5 (en) 1970-04-05
NO118932B (en) 1970-03-02
YU31658B (en) 1973-10-31
FI47134B (en) 1973-05-31
US3414189A (en) 1968-12-03
FR1535573A (en) 1968-08-09

Similar Documents

Publication Publication Date Title
DK131482B (en) Screwdriver.
DK139735B (en) Screwdriver.
DK123139B (en) Blebukser.
DK134412B (en) Screwdriver.
DK123626B (en) Soapstick.
DK130890B (en) Lineholder.
NL156479B (en) SCREWDRIVER MACHINE.
NL149102B (en) SCREWDRIVER.
DK118979B (en) Mideovicid.
DK111200B (en) Lastpalle.
FR1505730A (en) Screwdriver
FI46832C (en) Kahmari.
DK111990B (en) Tachistoscope.
DK118511B (en) Electrostencil.
ES122200Y (en) BANDERILLA.
ES125998Y (en) CIRCULAR SCREWDRIVER.
ES118582Y (en) INTERCHANGEABLE SCREWDRIVER.
ES119731Y (en) BASTON-SADDLE.
ES122735Y (en) BAG-SUNSHADE.
ES125187Y (en) CARD-FRAME.
ES148804Y (en) LOCKER-COMPUTER.
ES126951Y (en) FLOWER-CASE.
ES125914Y (en) AUTO-RIVET.
ES120483Y (en) PORTADISCOS.
ES120530Y (en) SEAT-HANGER.

Legal Events

Date Code Title Description
PBP Patent lapsed