USB503618I5 - - Google Patents

Info

Publication number
USB503618I5
USB503618I5 US50361874A USB503618I5 US B503618 I5 USB503618 I5 US B503618I5 US 50361874 A US50361874 A US 50361874A US B503618 I5 USB503618 I5 US B503618I5
Authority
US
United States
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.)
Pending
Application number
Other languages
English (en)
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 filed Critical
Priority to US05/503,618 priority Critical patent/US3997782A/en
Publication of USB503618I5 publication Critical patent/USB503618I5/en
Application granted granted Critical
Publication of US3997782A publication Critical patent/US3997782A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/347—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells using displacement encoding scales
    • G01D5/3473—Circular or rotary encoders
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P13/00—Indicating or recording presence, absence, or direction, of movement
    • G01P13/02—Indicating direction only, e.g. by weather vane
    • G01P13/04—Indicating positive or negative direction of a linear movement or clockwise or anti-clockwise direction of a rotational movement
    • G01P13/045—Indicating positive or negative direction of a linear movement or clockwise or anti-clockwise direction of a rotational movement with speed indication
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
    • G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
    • G01P3/486—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals delivered by photo-electric detectors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Transform (AREA)
US05/503,618 1974-09-06 1974-09-06 Rotary pulse transducer having stator sealing means Expired - Lifetime US3997782A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US05/503,618 US3997782A (en) 1974-09-06 1974-09-06 Rotary pulse transducer having stator sealing means

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/503,618 US3997782A (en) 1974-09-06 1974-09-06 Rotary pulse transducer having stator sealing means

Publications (2)

Publication Number Publication Date
USB503618I5 true USB503618I5 (fr) 1976-03-09
US3997782A US3997782A (en) 1976-12-14

Family

ID=24002842

Family Applications (1)

Application Number Title Priority Date Filing Date
US05/503,618 Expired - Lifetime US3997782A (en) 1974-09-06 1974-09-06 Rotary pulse transducer having stator sealing means

Country Status (1)

Country Link
US (1) US3997782A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4047024A (en) 1976-03-18 1977-09-06 Westinghouse Electric Corporation Photoelectric disc reader with alternate reading locations
EP0003153A1 (fr) * 1978-01-17 1979-07-25 General Atomic Company Dispositif générateur d'impulsions à arbre rotatif
US5701007A (en) * 1994-03-31 1997-12-23 Siemens Components, Inc. Method of aligning a light pathway for an optics apparatus

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4132890A (en) * 1977-11-22 1979-01-02 International Business Machines Corporation Self adjusting tachometer
US4189814A (en) * 1978-09-05 1980-02-26 Rca Corporation Apparatus and method for automatically aligning a multibeam electron gun assembly with a cathode-ray tube bulb
JPS5550117A (en) * 1978-10-06 1980-04-11 Fanuc Ltd Led light source device for pulse encoder
DE2848612C2 (de) * 1978-11-09 1981-05-27 Pfaff Haushaltsmaschinen GmbH, 7500 Karlsruhe Impulsgeber eines Nähmaschinenantriebes
US4287762A (en) * 1979-08-06 1981-09-08 Rainwise, Inc. Digital weather station
US4375592A (en) * 1980-12-19 1983-03-01 International Business Machines Corporation Incremental rotary encoder
DE3340866A1 (de) * 1983-03-26 1985-05-23 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Wegmesseinrichtung
US4628200A (en) * 1984-08-20 1986-12-09 Westinghouse Electric Corp. Pulse wheel system with shaft mounting
US4712005A (en) * 1985-12-19 1987-12-08 Kollmorgen Technologies Corporation Floating mask encoder with assembly spacer
FR2676538B1 (fr) * 1991-05-17 1994-07-01 Telemecanique Codeur optique rotatif.
US5293125A (en) * 1992-01-17 1994-03-08 Lake Shore Cryotronics, Inc. Self-aligning tachometer with interchangeable elements for different resolution outputs
US5336994A (en) * 1992-11-20 1994-08-09 Lake Shore Cryotronics, Inc. Magneto-resistive tachometer assembly with reversible cover and related method
US5495758A (en) * 1993-06-17 1996-03-05 Lake Shore Cryotronics, Inc. Tachometer assembly with integral internal wrench
US5421436A (en) * 1994-02-17 1995-06-06 Rexnord Corporation Orientation-free brake mechanism
US5514955A (en) * 1994-03-11 1996-05-07 Lake Shore Cryotronics, Inc. Slim profile digital tachometer including planar block and rotor having spokes and clamp
US6246233B1 (en) 1994-12-30 2001-06-12 Northstar Technologies Inc. Magnetoresistive sensor with reduced output signal jitter and temperature compensation
US8946955B2 (en) 2012-01-04 2015-02-03 Watts C Cutter, III Drilling motor optical encoder mounting apparatus and method of installation
US9891079B2 (en) 2013-07-17 2018-02-13 Masimo Corporation Pulser with double-bearing position encoder for non-invasive physiological monitoring

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3421012A (en) * 1966-09-08 1969-01-07 Johnson Clark E Jun Displacement measuring encoder with uniformly distributed flux means and coextensive flux interrupting means
US3693023A (en) * 1970-12-29 1972-09-19 Dynamics Res Corp Electro-optical tachometer

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4047024A (en) 1976-03-18 1977-09-06 Westinghouse Electric Corporation Photoelectric disc reader with alternate reading locations
EP0003153A1 (fr) * 1978-01-17 1979-07-25 General Atomic Company Dispositif générateur d'impulsions à arbre rotatif
US5701007A (en) * 1994-03-31 1997-12-23 Siemens Components, Inc. Method of aligning a light pathway for an optics apparatus

Also Published As

Publication number Publication date
US3997782A (en) 1976-12-14

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Legal Events

Date Code Title Description
AS Assignment

Owner name: DYNAPAR TECHNOLOGY CORPORATION, 1330 EAST 12TH ST.

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST.;ASSIGNOR:DYNPAR CORPORATION;REEL/FRAME:005190/0351

Effective date: 19881221

STCF Information on status: patent grant

Free format text: PATENTED FILE - (OLD CASE ADDED FOR FILE TRACKING PURPOSES)

AS Assignment

Owner name: DATA RECORDERS INCORPORATED, DELAWARE

Free format text: MERGER;ASSIGNOR:ENCORDERS INCORPORATED;REEL/FRAME:015271/0539

Effective date: 20010412

Owner name: DYNAPAR CORPORATION, ILLINOIS

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:DATA RECORDERS INCORPORATED;REEL/FRAME:015271/0548

Effective date: 20040405

Owner name: ENCODERS INCORPORATED, DELAWARE

Free format text: CHANGE OF NAME;ASSIGNOR:DYNAPAR TECHNOLOGY CORPORATION;REEL/FRAME:015271/0544

Effective date: 19931214