CA1207899A - Methode de calibrage d'un palpeur d'usinage - Google Patents

Methode de calibrage d'un palpeur d'usinage

Info

Publication number
CA1207899A
CA1207899A CA000438013A CA438013A CA1207899A CA 1207899 A CA1207899 A CA 1207899A CA 000438013 A CA000438013 A CA 000438013A CA 438013 A CA438013 A CA 438013A CA 1207899 A CA1207899 A CA 1207899A
Authority
CA
Canada
Prior art keywords
machining
line
edge
conductive
path
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.)
Expired
Application number
CA000438013A
Other languages
English (en)
Inventor
Alan G. Kracke
Douglas J. Hennenfent
Allan L. Holmstrand
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.)
Magnetic Peripherals Inc
Original Assignee
Magnetic Peripherals Inc
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 Magnetic Peripherals Inc filed Critical Magnetic Peripherals Inc
Application granted granted Critical
Publication of CA1207899A publication Critical patent/CA1207899A/fr
Expired legal-status Critical Current

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
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
    • B23Q17/20—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring workpiece characteristics, e.g. contour, dimension, hardness
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
    • G11B5/3163—Fabrication methods or processes specially adapted for a particular head structure, e.g. using base layers for electroplating, using functional layers for masking, using energy or particle beams for shaping the structure or modifying the properties of the basic layers
    • G11B5/3166—Testing or indicating in relation thereto, e.g. before the fabrication is completed

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Magnetic Heads (AREA)
CA000438013A 1982-09-30 1983-09-29 Methode de calibrage d'un palpeur d'usinage Expired CA1207899A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US43019482A 1982-09-30 1982-09-30
US430,194 1982-09-30

Publications (1)

Publication Number Publication Date
CA1207899A true CA1207899A (fr) 1986-07-15

Family

ID=23706455

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000438013A Expired CA1207899A (fr) 1982-09-30 1983-09-29 Methode de calibrage d'un palpeur d'usinage

Country Status (3)

Country Link
JP (1) JPS5984103A (fr)
CA (1) CA1207899A (fr)
DE (1) DE3333369A1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5224404B1 (fr) * 1971-04-29 1977-07-01
JPS5229607B2 (fr) * 1972-01-01 1977-08-03
US3821815A (en) * 1972-10-11 1974-06-28 Ibm Apparatus for batch fabricating magnetic film heads and method therefor
US3982318A (en) * 1976-01-29 1976-09-28 Control Data Corporation Magnetic transducer head core manufacturing method

Also Published As

Publication number Publication date
DE3333369A1 (de) 1984-04-05
JPS5984103A (ja) 1984-05-15
JPH0319481B2 (fr) 1991-03-15
DE3333369C2 (fr) 1992-11-26

Similar Documents

Publication Publication Date Title
US4477968A (en) Method for using a machining sensor
US4559743A (en) Method for calibrating a machining sensor
CA1311272C (fr) Dispositif de guidage electrique pour usinage a tolerance serree
US5175938A (en) Electrical guide for tight tolerance machining
US5597340A (en) Ultimate inductive head integrated lapping system
US4689877A (en) Method and apparatus for controlling the throat height of batch fabricated thin film magnetic transducers
US4912883A (en) Lapping control system for magnetic transducers
EP0253461B1 (fr) Guide de rodage électrique pour commander la fabrication par lots de transducteurs magnétiques à film fin
US6193584B1 (en) Apparatus and method of device stripe height control
US4458279A (en) Thin film transducer and method of making same
US4841625A (en) Automatic throat height control for film head
US6003361A (en) System for predicting accurate MR sensor height
KR100422436B1 (ko) 개선된 전기 랩 가이드 배선 구조
US5588199A (en) Lapping process for a single element magnetoresistive head
US4739562A (en) Machining sensor
US6399148B2 (en) Method of manufacturing lapping control sensor for magnetoresistive effect head
US3787964A (en) Method for manufacturing a magnetic head
CA1207899A (fr) Methode de calibrage d'un palpeur d'usinage
GB2128747A (en) Gauging the machining of a block using severing of an electrically conducting path
CA1250435A (fr) Palpeur d'usinage
JPH097121A (ja) 磁気抵抗効果型磁気ヘッド、その製造方法及びウエハ
KR100234180B1 (ko) 박막 자기헤드의 갭깊이 가공용 저항패턴 및 갭 깊이 가공방법
JP3205679B2 (ja) 薄膜磁気ヘッドの浮上面加工方法及び薄膜磁気ヘッドの浮上面加工位置測定用加工検知素子
CA1249075A (fr) Methode et appareil pour controler la hauteur de collet de transducteurs magnetiques en couches minces fabriques par lots
JPH044101B2 (fr)

Legal Events

Date Code Title Description
MKEX Expiry