US1990566A - Automatic intermittent switch - Google Patents

Automatic intermittent switch Download PDF

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Publication number
US1990566A
US1990566A US670318A US67031833A US1990566A US 1990566 A US1990566 A US 1990566A US 670318 A US670318 A US 670318A US 67031833 A US67031833 A US 67031833A US 1990566 A US1990566 A US 1990566A
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US
United States
Prior art keywords
lever
casing
switch
contact
solenoids
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 - Lifetime
Application number
US670318A
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English (en)
Inventor
Ramsden Louis Alfred
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Individual
Original Assignee
Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of US1990566A publication Critical patent/US1990566A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00Details of electromagnetic relays
    • H01H50/86Means for introducing a predetermined time delay between the initiation of the switching operation and the opening or closing of the contacts
    • H01H50/88Mechanical means, e.g. dash-pot
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H61/00Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/02Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H2708/00Control devices for speed-changing geared mechanisms, e.g. specially adapted couplings for synchronising devices, devices to simplify control, control of auxiliary gearboxes

Definitions

  • the invention comprises two electromagnets in contact with one of two stops a mounted on or solenoids, energized alternately by a spring but insulated from the casing.
  • the stops 0. are carried on a plate A of 15
  • the invention further comprises the provision insulating material adjustably mounted on the of a plurality of cam discs given a rotary movecasing by a spindle a screwing therethrough to ment by the switch to control external electric propel a. bracket a affixed to the plate A.
  • Fig. 1 is a front elevation showing the 0011- of the contact a.
  • the casing E travels over a roller 11 carried by Fig. 2 is a similar elevation showing the 0011- the lever D, tact maker in the other extreme position.
  • the rate at which the spring (1 causes the 25 Fig. 3 is a side elevation.
  • lever A to travel between the two stops a is 4 is a Section 011 ine ig. 1.
  • a connecting 5 is a p of the m g t rod 0 pivoted to the lever A and to a toothed Fig. 6 is a detail view of the contact maker.
  • quadrant The quadrant gears th a pin- Fig. 7 is a detail view of the lever D and star ion 0 on a spindle 0 also carrying a further 30 wheel.
  • pinion c which engages a pinion c on a spindle Fig.
  • FIG. 8 is a detail view of the cam discs and carrying a wheel 0' engaged by an escapement contacts for exterior ir i c pivoted on the casing on a spindle 0
  • the switch is opera-ted y a Contact maker 63 gearing retards the rate of movement of the controlled by two solenoids B through gearing t t d th o ition of the stops a de- 35 C W c provides a time lag the movement termines the distance which the contact a o the Contact maker has to travel between them.
  • the solenoids B are arran ed to be energized Current is fed to the solenoids by a lead from alternately and are constructed with common n i s lated terminal 2 on the casing, the rearmatu e b a p t0 be drawn first in one turn lead 3 from one solenoid being connected direction and then in reverse by first one and t one top and the return lead 4 from the then the other of the solenoids.
  • the con- DOTtiOn 0f the armature b is recessed and D tact a completes the circuit to the casing into vided with a p n 1) Which engages a Slot (1 in which is screwed a return terminal 5.
  • Two discs F F having a series of cam faces are also mounted on the spindle a each disc being engaged by one or more rollers g (two are shown in the drawings).
  • Each roller g is mounted on a lever g and held in contact with the cam surface by a spring g
  • a contact arm G is mountedon each lever g and as the cam disc rotates is intermittently brought into and out of contact with an insulated terminal 6 on the casing E thus intermittently making and breaking an electric circuit completed through the casing by the return terminal 5.
  • intermittent electric switch comprising a casing, a spring operated switch arm, two
  • solenoids energized alternately by the switch arm, a common armature for the solenoids, 2. depending .lever “pivoted on the casing, a pin onuthe armatureengaged by the lever, a pin on the leverv to transmit the movement to the contact maker, gearing to retard theoperation of the contact maker, further pins on the depending lever, and a star wheel intermittently rotated in one direction by the pins.
  • An intermittent automatic switch comprising a casing, a spring operated switch arm, two solenoids energized'alternately by the switch arm, a common armature for the solenoids, a lever pivoted to the casing and oscillated by the armature, a pin on the lever to engage a slot in the switch arm, a lever pivoted to the switch arm, a quadrant pivoted to the casing and partially rotated by the lever and escapement gearing operated by the quadrant to retard the rate of movement of the lever and switch arm.
  • An'intermittent automatic switch comprising a casing, a spring operated switch arm, two
  • solenoids energized alternately by the switch arnxa common-armature for the solenoids, a lever pivoted to the casing and oscillated by the armature, a pin on the lever to engage a slot'in the lower portion of the switch arm, a lever pivoted to the upper portion of the switch arm, a triangular contact member on the upper pore tion of the switch arm adjustable contacts on the casing engaged by the triangular contact member, a quadrant pivoted to the casing and partially rotated by the lever and escapement gearing operated by the quadrant to retard'the rate of movement of the lever and switch arm.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mechanical Engineering (AREA)
  • Mechanisms For Operating Contacts (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Magnetically Actuated Valves (AREA)
  • Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
US670318A 1932-06-02 1933-05-10 Automatic intermittent switch Expired - Lifetime US1990566A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB15584/32A GB401390A (en) 1932-06-02 1932-06-02 Improvements in electro-magnetically-operable electric switches

Publications (1)

Publication Number Publication Date
US1990566A true US1990566A (en) 1935-02-12

Family

ID=10061727

Family Applications (1)

Application Number Title Priority Date Filing Date
US670318A Expired - Lifetime US1990566A (en) 1932-06-02 1933-05-10 Automatic intermittent switch

Country Status (4)

Country Link
US (1) US1990566A (de)
BE (1) BE396637A (de)
DE (1) DE653486C (de)
GB (1) GB401390A (de)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2434070A (en) * 1943-04-08 1948-01-06 Henry R Gross Flasher
US2524320A (en) * 1947-09-27 1950-10-03 Louis C King Electromagnetic bell striker
US2625948A (en) * 1949-03-01 1953-01-20 John C Marlow Delayed-action pulsator valve
US2747115A (en) * 1953-03-17 1956-05-22 Thomas D Bowes Variable ratio transmission responsive to speed of load
US3070733A (en) * 1958-10-29 1962-12-25 Gen Motors Corp Windshield wiper motors
US3081622A (en) * 1959-12-17 1963-03-19 Intraub Julius Device for the measurement of vibration displacement

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2434070A (en) * 1943-04-08 1948-01-06 Henry R Gross Flasher
US2524320A (en) * 1947-09-27 1950-10-03 Louis C King Electromagnetic bell striker
US2625948A (en) * 1949-03-01 1953-01-20 John C Marlow Delayed-action pulsator valve
US2747115A (en) * 1953-03-17 1956-05-22 Thomas D Bowes Variable ratio transmission responsive to speed of load
US3070733A (en) * 1958-10-29 1962-12-25 Gen Motors Corp Windshield wiper motors
US3081622A (en) * 1959-12-17 1963-03-19 Intraub Julius Device for the measurement of vibration displacement

Also Published As

Publication number Publication date
GB401390A (en) 1933-11-16
DE653486C (de) 1937-11-25
BE396637A (de)

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