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    • 71. 发明专利
    • Improvements in or relating to electrically operable remote-control toys
    • GB727165A
    • 1955-03-30
    • GB2401052
    • 1952-09-24
    • HEINRICH MULLER
    • A63H30/02
    • 727,165. Remotely controlled toys. MULLER, H. Sept. 24, 1952, No. 24010/52. Class 132(3). [Also in Group XXXVII] A toy is remotely controlled by a portable manual control device connected to the top by a flexible control cable which transmits torsional forces for steering the toy and. carries electric current for operating the toy, the source of current, e.g. a battery or a transformer, being separate from the control device. A control device (Fig. 4) includes a steering wheel 22 which by gearing 23, 24 rotates a pin 25 connected by a cable 8 and pin 3 to belt and pulley actuated steering means of a vehicle 1, (Fig. 1) Current supply, which may be from a battery carried on the person of the operator, is provided via the control device and the cable 8 which is detachably secured to the vehicle and control device by means of plugs 5 (Fig. 2). The cable 8 may comprise a tube of rubber or synthetic material covering one or more thin wires of spring brass or steel and a stranded copper conductor. Modified forms comprise four insulated steel wires, or two non-insulated steel wires with two insulated steel wires. The control device also comprises a switch which enables resistance leads in the cable 8 or in the cable between the control device and the current source to be connected in parallel with a copper conductor thus providing speed control for a permanent magnet electric motor 2 which propels the toy. Forward and reverse control for the motor 2 is provided by press button switches 26, 27, [Group XXXVII], which are arranged on the same side of the control device so as to enable any one of the three switches to be operated by the same finger. In place of the speed control resistances which may be shorted by a switch, switching means which connects one or two batteries may be provided. A horn or lights on the toy may be operated by pulling on the control cable which may be made to operate a switch in the toy.
    • 72. 发明专利
    • Improvements in or relating to mechanically- or electrically-driven toy vehicles
    • GB723834A
    • 1955-02-09
    • GB2385952
    • 1952-09-23
    • HEINRICH MULLER
    • A63H17/38A63H31/00
    • 723,834. Mechanical wheeled toys. MULLER, H. Sept. 23, 1952, No. 23859/52. Class 132 (3). A self-propelled toy vehicle has a mechanism for controlling the vehicle or accessories of the vehicle. In a toy automobile propelled by a spring motor, each time a control spindle 2 is moved from the position shown in Fig. 1 to that shown in Fig. 2, a four-lobe ratchet wheel 22 and a control member 26 are turned a quarter of a revolution thus permitting a sequence of control operations to be carried out. A spindle 8 carrying a pinion 6 and an eccentric governor member 6 1 engages one of the faces or edges of a part 10 of the control member 26, and in Fig. 1, the spindle 8 is positioned on the part 10 such that the pinion 6 is clear of a gear 55 of the spring motor, the eccentric 6 1 thus remaining stationary. Fig. 2 shows gear 55 and the pinion 6 in engagement, the speed of the vehicle now being reduced by the rotating eccentric 6 1 . Additional control may be provided by spring wires 30, 31 (Fig. 5) mounted on the control member 26, the wires in certain positions of member 26 bearing on the spindle 8 and causing a further reduction in speed or even stopping the vehicle. Forward and reverse control is effected by a cam 36 mounted on an extension 35 of the control member 26, rotation of the cam causing engagement of a drive pinion 45 with one or other of gears 43, 44 (Fig. 6). Means for automatically stopping the driving mechanism during this drive change is provided. A lever 15 which extends to the rear of the vehicle permits forward and reverse control by a handle 16 (Fig. 1) if a link 41 is removed. The spindle 2 is movable vertically by lifting a remote control cable 21 or by exerting downward pressure on a plate 53 (Fig. 1) linked to a flange 3 on the spindle 2. In a modification, the spindle is lifted by horizontal pressure on a plate portion 48 of an arm 47 (Fig. 2). More than four control positions of the ratchet wheel and control member 26 may be provided. The toy is steered by rotating the cable 2 1 and spindle 2 which is connected by pulleys and an endless string to the front axle assembly. The control of accessories includes switching on or off a lighting system or flashing indicator lights, or operation of a horn. Electric drive for the vehicle is specified.
    • 73. 发明专利
    • Toy vehicle garages
    • GB717345A
    • 1954-10-27
    • GB552852
    • 1952-03-03
    • HEINRICH MULLER
    • A63H17/44
    • 717,345. Toy garages. MULLER, H. March 3, 1952 [March 17, 1951], No. 5528/52. Class 132(3) The door of a toy garage is closable by a vehicle travelling into the garage, and the door may be .opened by a cord connected thereto. In Fig. 2, a pivoted striker plate 12 is connected by a plate 7 and a pin 6 with arms 4, 5 of the door members. A catch member 21 is mounted freely over the plate 7 and has a portion 22 which latches the door members when they are closed. A cord 25 secured to plate 7 at 24 passes beneath member 21 and terminates at a dummy telephone 29. A vehicle moving into the garage strikes the plate 12, and the door members are closed and latched. To prevent the latch end of the member 21 from dropping until the door is closed, a lug 34 on member 21 bears on the plate 7 except when the door is closed. Pulling on the cord 25 draws plates 7, 12 forwardly, member 21 and latch portion 22 are lifted, and the door members are opened. The door may alternatively be opened by pulling on a handle attached to a member 23, Fig. 4, having a surface which engages and raises the latch portion 22.
    • 75. 发明专利
    • Improvements in or relating to electric chokes, transformers or the like having a variable reluctance
    • GB646464A
    • 1950-11-22
    • GB81148
    • 1948-01-10
    • HEINRICH MULLER
    • H01F29/10
    • 646,464. Transformers and inductances. MULLER, H. Jan. 10, 1948, No. 811. [Class 38 (ii)] A variable reluctance electromagnetic aerial, e.g. a choke transformer, relay has a shell-type core in the frame of which a gap is provided in the form of a neck to embrace a movable central limb so as to provide a surface area for the air gap substantially larger than the crosssectional area of the core frame. Fig. 1 shows a choke core, one portion of which consists of two sets of laminations a 1 , a 2 and a centre movable limb c which slides through the neck formed by the ends of the laminations a 1 , a 2 . A fixed insulating tube f surrounds the limb c and carries winding g. By sliding the limb c, the reluctance of the air gap between its inner end and the fixed portion of the core may be varied. When the limb c is fully in, the length of the said air gap is determined by the thickness of the interposed insulator e and, in this position, the core has the same characteristics as that of a shell-type transformer. By providing a longitudinal cut in the limb c and an air gap b between the laminations a 1 and a 2 , the eddy currents are reduced. In a modification, instead of the winding being on the centre limb c, a pair of windings g 1 are mounted on the sides of the core part formed of laminations a 1 , a 2 so that as the centre limb c is withdrawn the fluxes of these two windings come into opposition progressively. In further modifications, the neck portion formed by the ends of the laminations a 1 , a 2 is turned inwardly or is in part inwardly and in part extended outwardly. In a further modification, the winding on the central limb c may be conical in shape. In a still further modification, a common central limb is arranged to slide in two identical core parts. The limb carries two windings, one at each end of the said limb. These windings are in series with their free ends connected across the supply lines and across one of the windings is connected a load circuit. The Provisional Specification also describes a modification in which the winding on the central limb may be in the form of a winding wider at each end than at the middle. Specification 600,842 is referred to in the Provisional Specification.
    • 76. 发明专利
    • Improvements in or relating to variable electric transformers
    • GB585927A
    • 1947-02-28
    • GB524144
    • 1944-03-21
    • HEINRICH MULLER
    • H01F29/10
    • 585,927. Transformers and inductances. MULLER, H. March 21, 1944, Nos. 5241 and 25695. [Class 38 (ii)] A shell-shaped magnetic core for a transformer, choke, relay or the like comprises a part carrying the main windings and having at least two magnetic circuits which are energized symmetrically, and a bridge-like part forming a shunt magnetic circuit carrying a control winding. A core 10 of a shell-type transformer carrying the primary and secondary windings on a central limb 12 has slidably located against its reduced yoke 11 a magnetic shunt bridge 15 carrying a control winding 16 on a part reduced in cross-section by the formation of a notch 15a. The control coil may be connected in series with either primary or secondary or across the secondary and provided with tappings for use as a potential divider (Fig. 2, not shown). When the arrangement is symmetrical, the control coil acts mainly as a choke to limit overload currents, but movement of the magnetic shunt one way or the other will vary the flux distribution through the core and thus increase or decrease the output. Figs. 6, 7 show a modification having two slots 22 cut across the yoke 11 in which pieces 23 slide to vary the reluctance of the main magnetic circuit, thus diverting the flux more or less through the shunt path. Flux may be diverted through the shunt bridge by slots cut in the yoke 11, Figs. 3, 8 (not shown), and the complete absence of yoke 11, Fig. 4 (not shown), or the bridge may be integral with the yoke 11 which is separated from the central limb 12 by a gap bridged by a movable member, Fig. 5 (not shown).
    • 78. 发明专利
    • Improvements in travelling toys
    • GB511296A
    • 1939-08-16
    • GB520338
    • 1938-02-18
    • HEINRICH MULLER
    • A63H17/36A63H30/00
    • 511,296. Travelling toys; flexible shafts. MULLER, H. Feb. 18, 1938, No. 5203. [Class 132 (iii)] [Also in Group XXIV] A travelling toy is driven by driving mechanism mounted therein and is manually steered from a distance by a flexible or hinged rotatable shaft. In the construction shown in Figs. 1 and 2, the toy 1 is driven by the spring mechanism 2 driving the rear wheels, the front wheels being out of contact with the travelling surface and steering being effected through the wheel 7, axle 6, gearing 8, 9, 10 and shaft 11 connected to the helical springs, flexible metal wire or rubber cord shaft 13 and handle 14. The gear 8 is provided with a cut-away part in which is positioned an adjustable stop 5 limiting movement of gear 8 and steering wheel 7 and is provided with a direction indicator 15. The steering handle 14 can be replaced by a wheel 14, Fig. 4, transmitting movement through gearing in the housing 19 to a spindle 20 which is connected directly to the flexible shaft 13 or through a flexible coupling 18 which may be a piece of tube, the gearing being such that the steering wheel 7 rotates in the same direction as the hand steering wheel 14. The flexible shaft 13 may be connected to the shaft 11 or axle 6 by a coupling socket 18, Fig. 7, and extension of the helical spring shaft 13 can be limited by a cord 17 connecting the ends of the spring shaft. The distance between the turns of the helical spring shaft is made less than the diameter of the wire from which the shaft is wound to prevent the turns catching in one another, and the outer diameter of the turns is approximately four times the diameter of the wire. In 'the construction shown in Fig. 12 a thin steering wire 13 is fixed to the shaft 11 by the coupling socket 18 inside the toy. In the construction shown in Fig. 10 the flexible shaft 13 is replaced by members 16 connected by hinged or elastic coupling sleeves, for example a piece of rubber tubing 21 and a length of helical spring 22. In the construction shown in Fig. 11 steering is effected 'through the front wheels 23 mounted on axles 24 connected by a cross-member 25 having a toothed segment engaging with the gear 9 of the transmission previously described. The point of connection of the shaft 13 with the toy 1 is so arranged that when lifted from the travelling surface the toy remains horizontal.
    • 79. 发明专利
    • Methods of and means for the formation and utilisation of gaseous couples
    • GB470132A
    • 1937-08-10
    • GB1782736
    • 1936-06-26
    • HEINRICH MULLERWILHELM STEIN
    • H02M11/00
    • 470,132. Charging and discharging batteries; rectifying alternating current. MULLER, H., and STEIN, W. June 26, 1936, No. 17827. Convention date, June 28, 1935. [Classes 38 (ii) and 38 (iv)] An alternating or fluctuating current is converted into a direct current of constant voltage by the rapid alternate formation and discharge of gas on the electrodes of a primary battery, the inherent capacity of the battery being only drawn upon in the event of failure of the supply. In the arrangement shown in Fig. 1, a primary battery E is alternately connected by a rapidly moving switch v to a D.C. supply G1 and to a load W. Rectifiers V1, V2 are associated with the battery B and the load W, as shown in Fig. 2, to utilize half waves of an A.C. source supplied through a transformer Tr. In a modification for a D.C. source of fluctuating voltage, a checking means consisting of a choke combined with a rectifier is included in the circuit. In a further modification, two batteries and rectifiers are combined with a transformer and load to effect full wave rectification.
    • 80. 发明专利
    • Methods of and means for depolarizing primary cells and batteries
    • GB462462A
    • 1937-03-01
    • GB2152035
    • 1935-07-29
    • HEINRICH MULLERWILHELM STEIN
    • H01M6/04H01M10/44
    • 462,462. Supply systems for galvanic batteries; converting. MULLER, H., and STEIN, W. July 29, 1935, Nos. 21520 and 21521. Convention dates, July 31, 1934 and Feb. 28, 1935. [Classes 38 (ii) and 38 (iv)] A primary battery is depolarized by an electric current the circuit of which contains devices for cutting off the current when depolarization is complete and for starting the current when the battery voltage falls. In the arrange. ment shown in Fig. 1, the battery 6 to be depolarized is connected to the cathode and anode of a rectifier 5, the heating filament of which is connected to a winding of a transformer 1 which is so dimensioned that when the battery is depolarized and giving its full voltage the current in the heating filament of the rectifier is at a minimum. A regulating resistance 7 is included in the filament circuit. When the battery voltage falls a current begins to flow through the rectifier from the transformer 2 which is in series with the transformer 1. The load on the transformer 2 reduces its primary voltage and thus increases the voltage of transformer 1 which increases the filament current in the rectifier 5. The anode current is thus further increased and continues to increase until it has acquired the value necessary for depolarization of the battery. Fig. 2 shows another arrangement in which the depolarizing current for the battery 6 is obtained from a grid-controlled thermionic valve 8 which receives current from a transformer in an alternating current circuit. The grid 11 of the valve is connected to a tapping on the battery, and is thus kept at a sufficiently negative potential relatively to the filament to prevent current from flowing through the valve. When the battery voltage falls the voltage on the valve grid also falls and allows current to pass through the valve into the battery. Figs. 3 and 4 show other arrangements for depolarizing a primary battery 6 in which the depolarizing current is started and stopped automatically by means of transformers 12 having variable reluctance. The transformer shown in Fig. 3 is provided with a winding 15 connected to a regulating resistance 14, and the transformer shown in Fig. 4 has an adjustable magnetic shunt 17. Specification 431,898 is referred to. The Specification as open to inspection under Sect. 91 describes the arrangements shown in Fig. 5 and 6 (both Cancelled), in which a lamp 20 is connected in parallel with the battery 21 which receives current from a rectifier 19 supplied from an alternator 18 or transformer 23. If the current from the rectifier fails the lamp takes current from the battery. This subject-matter does not appear in the Specification as accepted.