US3696558A - Starting switch structure in a model plane - Google Patents

Starting switch structure in a model plane Download PDF

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Publication number
US3696558A
US3696558A US205501A US3696558DA US3696558A US 3696558 A US3696558 A US 3696558A US 205501 A US205501 A US 205501A US 3696558D A US3696558D A US 3696558DA US 3696558 A US3696558 A US 3696558A
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US
United States
Prior art keywords
contact plate
plate
movable contact
model plane
switch structure
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
US205501A
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English (en)
Inventor
Kenichi Mabuchi
Yoshihisa Tsuchimochi
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.)
Mabuchi Motor Co Ltd
Original Assignee
Mabuchi Motor Co Ltd
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
Priority claimed from JP12103070U external-priority patent/JPS5233358Y1/ja
Priority claimed from JP12102970U external-priority patent/JPS5233357Y1/ja
Priority claimed from JP12102870U external-priority patent/JPS4943267Y1/ja
Application filed by Mabuchi Motor Co Ltd filed Critical Mabuchi Motor Co Ltd
Application granted granted Critical
Publication of US3696558A publication Critical patent/US3696558A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
    • A63H27/00—Toy aircraft; Other flying toys
    • A63H27/04—Captive toy aircraft

Definitions

  • ABSTRACT A starting switch structure comprising a pair of fixed and movable contact plates adapted to be brought into [30] Foreign Application Priorit D t contact with each other by pulling a control wire, a miniature electric motor for rotating a propeller and a Dec. 7, 1970 Japan ..45/121028 dry cell all f hi are mounted on the plane l 1970 Japan "45/121030 cally connected to form an electric circuit.
  • Such start- Dec. 7, 1970 Japan ..45/121029 i witch gagture enables the model plane to be started by a single operator without an aid of an assistant by simply pulling the control wire from the [52] US. Cl. ..46/243 AV, 46/77, 272/31 A distance.
  • This invention relates to a starting switch structure in a model plane and more particularly to a starting switch structure including a pair of fixed and movable contact plates adapted to be brought into contact with each other by pulling a control wire, a miniature motor for rotating a propeller and a dry cell all of which are mounted on the plane and electrically connected.
  • a starting switch structure in a model plane comprising a control wire extended from a control grip held by an operator and fitted at the other end to a plane body; a fixed contact plate fixedly mounted on the body; a movable contact plate provided ordinarily apart from said fixed contact plate and adapted to be brought into contact with said fixed contact plate by pulling said control wire; a miniature motor mounted on the body for rotating a propeller; and a dry cell accomodated in the body, said fixed contact plate, movable contact plate, miniature motor and dry cell being electrically connected thereby to form an electric circult.
  • FIG. 1 is a perspective view of a starting switch structure adaptable for a model plane of G-control grip type which is one embodiment of the present invention
  • FIG. 2 is a plan view of contact members in FIG. 1 in an open position
  • FIG. 3 is a plan view like FIG. 2 showing a closed position
  • FIG. 4 is a perspective view of another starting switch structure adaptable for a model plane of G-control grip type according to this invention.
  • FIG. 5 is a plan view of contact member in FIG. 4 in an open position
  • FIG. 6 is a plan view like FIG. 5 showing a closed position
  • FIG. 7 is a side elevational view of a movable contact plate in FIG. 4;
  • FIG. 8 is a perspective view of a starting switch structure adaptable for a model plane of U-control grip type which is still another embodiment of this invention.
  • FIG. 9 is an enlarged perspective view of contact members in FIG. 8 in a closed position.
  • FIGS. 1 there is illustrated a starting switch structure adapted for a model plane of G-control grip type in which a grip held by an operator for controlling a control wire is G-shaped.
  • Numeral 1 represents a plane body having an insulating plate 2 fixed thereto.
  • To both sides of said insulating plate 2 are a fixed contact plate 3 and a movable contact plate 4 attached keeping an insulation therebetween with their base portions fixed to the insulating plate with a suitable set pin 5.
  • a contact point 3a In said fixed contact plate 3, on its one face confronting said movable contact plate 4 is formed a contact point 3a.
  • the movable contact plate 4 is made of a resilient material and to its free end is a control wire 6 fastened.
  • the fixed and movable contact plates 3 and 4 are electrically connected to a dry cell 7, a miniature electric motor 8 and a propeller 9 mounted on the body 1 to form an electric circuit.
  • the movable contact plate 4 When the control wire 6 is pulled by the operator, the movable contact plate 4 is brought into contact with the contact point 30 of the fixed contact plate 3 as shown in FIG. 3 to close the electric circuit, and when the wire 6 is loosened, the movable contact plate 4 is restored by its own resiliency to get apart from the fixed contact plate 3 to open the circuit.
  • An insulating plate 12 is fixed to the body 1.
  • a fixed contact plate 13 is fitted to said insulating plate 12 with a set pin 13a such as a screw or the like.
  • An axis 15 is upstandingly provided on the insulating plate 12.
  • a movable contact plate generally represented by numeral 14 comprises a forward portion 14a having a contact tip l4a,, a backward portion 14b to which a control wire 17 is fastened, an upper support Me, a connecting portion 14d connecting said portions 14a and 14b through the upper support 140, and a lower support Me.
  • said upper and lower supports 14c and 14e there are formed respective holes through which the axis 15 is rotatably inserted.
  • a coil spring 16 is windingly provided around the axis 15 for restoring the movable contact plate 14 once brought into contact with the fixed contact plate 13 to an open position thereby to open the electric circuit.
  • the control wire 17 fastened at its one end to the tip of the backward portion 14b of the movable contact plate 14 is extended through a guide ring In formed in the body 1 to reach the G-shaped grip held by the operator.
  • the stoppers 12a and 12b are formed on the insulating plate 12 for defining rotation of the movable contact 14.
  • the dry cell 7, miniature motor 8, propeller 9 and fixed and movable contact plates 13 and 14 are electrically connected.
  • FIGS. 8 and 9 there is illustrated a starting switch structure adaptable for a model plane of U-control grip type in which a grip held by an operator for controlling control wires is U-shaped.
  • a plane body, a dry cell, a miniature electric motor and a propeller are represented by the same numerals as in the former embodiments.
  • the body 1 is equipped with an elevator 1b in its tail.
  • a fixedcontact plate 22 and a movable contact plate 23 are fixed to the body 1 through a suitable base board with set pins 22a and 23a respectively.
  • the movable contact plate 23 is made of a resilient material and its free end 23b is adapted to come into contact with a contact point 22b of the fixed contact plate 22 by resiliency of the movable contact plate itself.
  • a rotary plate '24 comprising three projections 24a, 24b and 240 and a hook portion 24d is axially and rotatably fitted to the body 1 with an axis 24e.
  • Control wires 25 and 26 extending from the U- shaped grip of the control center are fastened to tip ends of the projections 24a and 24b of the rotary plate respectively.
  • a rod 27 is provided between the projection 240 and the elevator 1b.
  • the hook portion 24d of the rotary plate 24 is so constructed as to engage with the contact end 23b of the movable contact plate 23.
  • the dry cell 7, miniature motor 8, propeller 9 and fixed and movable contact plates 22 and 23 form an electric circuit.
  • the rotary plate 24 rotates around the axis 24c and the hook portion 24d is disengaged from the tip end 236 of the movable contact plate 23 permitting said plate 23 to spring up by its own resiliency thereby to bring the tip end 23b into contact with the contact point 22b of the fixed contact plate 22.
  • the motor 8 starts to rotate.
  • the rod 27 moves backward and the elevator lb is lifted upward to effectively float the plane in the air.
  • the elevator can be moved to effect an upward or downward flight of the plane by pulling the control wire 25 or 26 according to case.
  • the completion of the electric circuit is surely maintained and the upward or downward flight of the model plane can be effected in association with the starting switch structure.
  • the electric circuit is closed or opened by simply pulling or loosening a wire, that is, make and break operation of the circuit is easily and re' liably performed by a single operator.
  • the entire switch structure is simply constructed, weighs light and ensures a long period of life enough to be mounted on a flying model plane, and'therefore, it is manufactured through simple processes at a low cost.
  • a starting switch structure in a model plane comprising a control wire extended from control grip held by an operator and fitted at the other end to a plane body; a fixed contact plate fixedly mounted on the body; a movable contact plate provided ordinarily apart from said fixed contact plate and adapted to be brought into contact with said fixed contact plate by pulling said control wire; a miniature motor mounted on the body for rotating a propeller; and a dry cell accomodated in the body, said fixed contact plate, movable contact plate, miniature motor and dry cell being electrically connected thereby to form an electric circuit.
  • a starting switch structure as claimed in claim 1 and adapted for a G-control grip type model plane wherein said fixed contact plate is fitted to an insulating plate fixed to the body and having an axis upstandingly provided thereon, said movable contact plate being rotatably mounted on the insulating plate around said axis and provided with said control wire to bring the movable contact plate into contact with said fixed contact plate, a coil spring being provided around said axis to keep the electric circuit open.

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  • Toys (AREA)
US205501A 1970-12-07 1971-12-07 Starting switch structure in a model plane Expired - Lifetime US3696558A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP12103070U JPS5233358Y1 (en:Method) 1970-12-07 1970-12-07
JP12102970U JPS5233357Y1 (en:Method) 1970-12-07 1970-12-07
JP12102870U JPS4943267Y1 (en:Method) 1970-12-07 1970-12-07

Publications (1)

Publication Number Publication Date
US3696558A true US3696558A (en) 1972-10-10

Family

ID=27314166

Family Applications (1)

Application Number Title Priority Date Filing Date
US205501A Expired - Lifetime US3696558A (en) 1970-12-07 1971-12-07 Starting switch structure in a model plane

Country Status (7)

Country Link
US (1) US3696558A (en:Method)
AU (1) AU464646B2 (en:Method)
CA (1) CA939902A (en:Method)
DE (1) DE2160109C3 (en:Method)
FR (1) FR2117490A5 (en:Method)
GB (1) GB1362299A (en:Method)
IT (1) IT957087B (en:Method)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3777420A (en) * 1972-08-04 1973-12-11 Mattel Inc Detachable power module for flying toy aircraft
US3777395A (en) * 1972-08-29 1973-12-11 Mattel Inc Flyable toy aircraft with jettisonable battery pack
US3937424A (en) * 1973-11-16 1976-02-10 Vereinigte Flugtechnische Werke-Fokker Gmbh Electrically powered aircraft
US4095784A (en) * 1976-11-05 1978-06-20 Melvin Kennedy Toy aircraft system
DE10065690A1 (de) * 2000-12-29 2002-07-04 Helmut Koenig Propellerflugzeug
US20040211862A1 (en) * 2003-04-25 2004-10-28 Elam Daryl B. Unmanned aerial vehicle with integrated wing battery
US20130130586A1 (en) * 2011-09-30 2013-05-23 Perdomo R. Orestes Tether assembly for a radio frequency controlled aircraft
EP2550076A4 (en) * 2010-03-24 2014-10-15 Makani Power Inc LANDSCAPE CONFIGURATION FOR THE STABILITY OF AN ELECTRICALLY DRIVEN AIR DRIVE AND SYSTEM AND METHOD FOR ITS USE
US9352832B2 (en) 2010-03-24 2016-05-31 Google Inc. Bridles for stability of a powered kite and a system and method for use of same

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3375605A (en) * 1965-05-24 1968-04-02 Francis J. Gallagher Model plane flight control device
US3579905A (en) * 1967-10-16 1971-05-25 James T Radford Aircraft, battery and battery-carrying means, wherein the conductive wires serve as manipulating wires

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3375605A (en) * 1965-05-24 1968-04-02 Francis J. Gallagher Model plane flight control device
US3579905A (en) * 1967-10-16 1971-05-25 James T Radford Aircraft, battery and battery-carrying means, wherein the conductive wires serve as manipulating wires

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3777420A (en) * 1972-08-04 1973-12-11 Mattel Inc Detachable power module for flying toy aircraft
US3777395A (en) * 1972-08-29 1973-12-11 Mattel Inc Flyable toy aircraft with jettisonable battery pack
US3937424A (en) * 1973-11-16 1976-02-10 Vereinigte Flugtechnische Werke-Fokker Gmbh Electrically powered aircraft
US4095784A (en) * 1976-11-05 1978-06-20 Melvin Kennedy Toy aircraft system
DE10065690A1 (de) * 2000-12-29 2002-07-04 Helmut Koenig Propellerflugzeug
US20040211862A1 (en) * 2003-04-25 2004-10-28 Elam Daryl B. Unmanned aerial vehicle with integrated wing battery
EP2550076A4 (en) * 2010-03-24 2014-10-15 Makani Power Inc LANDSCAPE CONFIGURATION FOR THE STABILITY OF AN ELECTRICALLY DRIVEN AIR DRIVE AND SYSTEM AND METHOD FOR ITS USE
US9352832B2 (en) 2010-03-24 2016-05-31 Google Inc. Bridles for stability of a powered kite and a system and method for use of same
US9630711B2 (en) 2010-03-24 2017-04-25 X Development Llc Bridles for stability of a powered kite and a system and method for use of same
US20130130586A1 (en) * 2011-09-30 2013-05-23 Perdomo R. Orestes Tether assembly for a radio frequency controlled aircraft

Also Published As

Publication number Publication date
IT957087B (it) 1973-10-10
DE2160109A1 (de) 1972-06-08
AU464646B2 (en) 1975-09-04
DE2160109B2 (de) 1977-12-22
AU3653871A (en) 1973-06-14
CA939902A (en) 1974-01-15
DE2160109C3 (de) 1978-08-10
GB1362299A (en) 1974-08-07
FR2117490A5 (en:Method) 1972-07-21

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