FI42975B - - Google Patents

Info

Publication number
FI42975B
FI42975B FI2603/66A FI260366A FI42975B FI 42975 B FI42975 B FI 42975B FI 2603/66 A FI2603/66 A FI 2603/66A FI 260366 A FI260366 A FI 260366A FI 42975 B FI42975 B FI 42975B
Authority
FI
Finland
Application number
FI2603/66A
Other languages
Finnish (fi)
Inventor
J Beck
Original Assignee
Rca Corp
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 Rca Corp filed Critical Rca Corp
Application granted granted Critical
Publication of FI42975B publication Critical patent/FI42975B/fi

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00163—Optical arrangements
    • A61B1/00165—Optical arrangements with light-conductive means, e.g. fibre optics
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
    • H01J31/26—Image pick-up tubes having an input of visible light and electric output
    • H01J31/28—Image pick-up tubes having an input of visible light and electric output with electron ray scanning the image screen
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
    • H01J31/50—Image-conversion or image-amplification tubes, i.e. having optical, X-ray, or analogous input, and optical output
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K4/00—Generating pulses having essentially a finite slope or stepped portions
    • H03K4/06—Generating pulses having essentially a finite slope or stepped portions having triangular shape
    • H03K4/08—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape
    • H03K4/48—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices
    • H03K4/60—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth current is produced through an inductor
    • H03K4/62—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth current is produced through an inductor using a semiconductor device operating as a switching device
    • H03K4/68—Generators in which the switching device is conducting during the fly-back part of the cycle
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K4/00—Generating pulses having essentially a finite slope or stepped portions
    • H03K4/06—Generating pulses having essentially a finite slope or stepped portions having triangular shape
    • H03K4/08—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape
    • H03K4/83—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices with more than two PN junctions or with more than three electrodes or more than one electrode connected to the same conductivity region
    • H03K4/84—Generators in which the semiconductor device is conducting during the fly-back part of the cycle

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Optics & Photonics (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Medical Informatics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Biophysics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Pathology (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Details Of Television Scanning (AREA)
  • Dc-Dc Converters (AREA)
  • Electron Sources, Ion Sources (AREA)
FI2603/66A 1965-10-08 1966-10-04 FI42975B (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US49418465A 1965-10-08 1965-10-08

Publications (1)

Publication Number Publication Date
FI42975B true FI42975B (fr) 1970-09-02

Family

ID=23963397

Family Applications (1)

Application Number Title Priority Date Filing Date
FI2603/66A FI42975B (fr) 1965-10-08 1966-10-04

Country Status (12)

Country Link
US (1) US3423630A (fr)
AT (1) AT287083B (fr)
BE (1) BE687988A (fr)
BR (1) BR6683410D0 (fr)
DE (1) DE1462945B2 (fr)
DK (1) DK129430B (fr)
ES (1) ES331889A1 (fr)
FI (1) FI42975B (fr)
GB (1) GB1159254A (fr)
NL (1) NL156554B (fr)
NO (1) NO121685C (fr)
SE (1) SE319517B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3654510A (en) * 1969-11-14 1972-04-04 Gen Electric Direct drive vertical deflection system utilizing a storage capacitor and discharge tube in place of an output transformer
CN108125665B (zh) * 2018-01-09 2024-02-27 浙江成运医疗器械有限公司 弯曲半径可变的内窥镜用无铆钉蛇骨组件

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB964609A (en) * 1962-06-26 1964-07-22 Westinghouse Electric Corp Improvements relating to controllable rectifier circuits
US3189782A (en) * 1962-11-20 1965-06-15 Westinghouse Electric Corp Television horizontal scanning circuit utilizing controlled rectifiers

Also Published As

Publication number Publication date
DE1462945A1 (de) 1968-11-21
NL6614144A (fr) 1967-04-10
US3423630A (en) 1969-01-21
NO121685C (no) 1978-04-14
DK129430B (da) 1974-10-07
ES331889A1 (es) 1967-11-16
NL156554B (nl) 1978-04-17
DE1462945B2 (de) 1970-09-10
BR6683410D0 (pt) 1973-09-18
GB1159254A (en) 1969-07-23
NO121685B (fr) 1971-03-29
BE687988A (fr) 1967-03-16
DK129430C (fr) 1975-03-03
SE319517B (fr) 1970-01-19
AT287083B (de) 1971-01-11

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