FR794188A - Removable, double-speed gearbox controlled by a single button or other device having the same purpose - Google Patents

Removable, double-speed gearbox controlled by a single button or other device having the same purpose

Info

Publication number
FR794188A
FR794188A FR794188DA FR794188A FR 794188 A FR794188 A FR 794188A FR 794188D A FR794188D A FR 794188DA FR 794188 A FR794188 A FR 794188A
Authority
FR
France
Prior art keywords
removable
double
same purpose
single button
speed gearbox
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
Other languages
French (fr)
Inventor
Marcel Tavernier
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
Application granted granted Critical
Publication of FR794188A publication Critical patent/FR794188A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
    • H03J1/06—Driving or adjusting arrangements; combined with other driving or adjusting arrangements, e.g. of gain control
    • H03J1/14—Special arrangements for fine and coarse tuning
FR794188D 1935-08-26 1935-08-26 Removable, double-speed gearbox controlled by a single button or other device having the same purpose Expired FR794188A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR794188T 1935-08-26

Publications (1)

Publication Number Publication Date
FR794188A true FR794188A (en) 1936-02-10

Family

ID=9233931

Family Applications (1)

Application Number Title Priority Date Filing Date
FR794188D Expired FR794188A (en) 1935-08-26 1935-08-26 Removable, double-speed gearbox controlled by a single button or other device having the same purpose

Country Status (1)

Country Link
FR (1) FR794188A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2521585A (en) * 1948-10-18 1950-09-05 Earl M Kurtz Toolholder for drill presses and the like
US2868038A (en) * 1955-05-26 1959-01-13 Liquid Controls Corp Infinitely variable planetary transmission
US2869373A (en) * 1953-04-11 1959-01-20 Zeiss Carl Coarse and fine movement for optical instruments, especially microscopes
US5423725A (en) * 1991-07-29 1995-06-13 Canon Kabushiki Kaisha Planetary-friction type speed change device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2521585A (en) * 1948-10-18 1950-09-05 Earl M Kurtz Toolholder for drill presses and the like
US2869373A (en) * 1953-04-11 1959-01-20 Zeiss Carl Coarse and fine movement for optical instruments, especially microscopes
US2868038A (en) * 1955-05-26 1959-01-13 Liquid Controls Corp Infinitely variable planetary transmission
US5423725A (en) * 1991-07-29 1995-06-13 Canon Kabushiki Kaisha Planetary-friction type speed change device

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