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Class 335/207 - Plural magnets


Subclass of Class 335 - Electricity: magnetically operated switches, magnets, and electromagnets
Definition: Subject matter wherein the permanent magnet means comprises
No. of patents: 302
Last issue date: 08/16/2011


1                
NumberTitleIssue Date
7999644Switch
A central magnet of a plurality of magnets arranged to be different in polarities is detected by two hall ICs; therefore, reduction in size can be achieved by reducing the number of the magnets; and at the same time, the number of the hall ICs can be maintained and ...
08/16/2011
7965160Magnetic assembly for magnetically actuated control devices
A magnetically actuated apparatus, which enlarges, extends and makes continuous magnetic fields used by magnetically controlled devices, such as a magnetic reed switch for use in physical security monitoring systems is shown. Apparatus includes a sensor and a magnet...
06/21/2011
7944335Operating element with tilt haptics
An operating element is provided, in particular a joystick, with tilt haptics for a motor vehicle, having a tiltably supported lever with one primary lever arm and at least one secondary lever arm, as well as at least one pair of permanent magnets, wherein one magne...
05/17/2011
7852621Computer with a rotary module driven by magnetic forces
A computer includes a housing whereon an opening is formed, and a containing space is formed inside the housing. The computer further includes a rotary module installed inside the containing space in a rotatable manner, a first magnetic component connected to an end...
12/14/2010
7791439Actuator
An actuator includes: a base member; a first slider that is placed slidably in a first axial direction with respect to the base member; a second slider that is placed slidably in a second axial direction with respect to the base member, the second axial direction be...
09/07/2010
7782163Set with a position sensor and an exciter part
A set is disclosed with a position sensor and an exciter part. The position sensor has three reed contacts which are pointed parallel to one another in a triangle arrangement next to one another, of which the first two are used for doubled detection of the exciter m...
08/24/2010
7755461Portable light system having a sealed switch
An improved switch interface is provided that does not rely on direct contact by the user interface element to the switch apparatus. This feature enables the switch to be enclosed within a housing, thereby improving reliability and longevity of the switch mechanism....
07/13/2010
7679479Magnetic assembly for magnetically actuated control devices
A magnetically actuated apparatus, which enlarges, extends and makes continuous magnetic fields used by magnetically controlled devices, such as a magnetic reed switch for use in physical security monitoring systems is shown. Apparatus includes a sensor and a magnet...
03/16/2010
7656257Low energy magnetic actuator
A low energy magnet actuator allows magnetic fields to be turned on and off using a small amount of energy. The magnetic actuator according to the invention generally includes a base suitable for the support of a plurality of magnets. An actuatable shield is positio...
02/02/2010
7595712Pointing device
A pointing device including an operating section shiftably supported on a base section, a magnet carried on the base section or the operating section, and a magneto-electro transducer carried on the other close to the magnet. A first part securely holding one of the...
09/29/2009
7564331Clamping tool for chain ends of accessories
A clamping tool of chain ends of an accessory in which a holder provided at one end of a chain portion of the accessory is engaged with a holder receiver provided at the other end of the chain portion to be interlocked with each other, wherein the holder and the hol...
07/21/2009
7508288Magnetic switch arrangement
Magnetic switch arrangement including a first magnetic system (24), a second magnetic system (25) and a magnetic switching element (18). The first magnetic system (24) is arranged for biasing the magnetic switching element (18) and...
03/24/2009
7504919Water resistant switch assembly
A water resistant switch assembly as a housing and cover. A reed switch is in the housing is connected to electrical wires extending out of the housing through an elastomeric grommet that seals to the housing. A plunger is mounted for longitudinal movement in the ho...
03/17/2009
7439835Rotary selector
A rotary selector as display console for contact-free on and off switching as well as for switching of the automatic control of a number of different cycles of electronically operated domestic applicances, such as washing machines, dryers, dishwashers or comparable ...
10/21/2008
7417543Method and system for monitoring containers to maintain the security thereof
A method and system for monitoring the integrity of a container specifically adapted for the system and constructed with at least one door. A sensor is secured in the container for detecting proximity of the at least one door relative to another area of the containe...
08/26/2008
7385505Motion detecting system for alarm device
A motion detecting system is attachable to an object for enabling and disabling an alarm flow of electrical current from a power source for actuating an alarm device. The system has a back plate with a substantially flat surface and a magnet freely pivotally mounted...
06/10/2008
7374343Magnetic encoder and wheel support bearing assembly using the same
To provide a magnetic encoder which can be assembled having a thin-walled structure while securing an excellent detection sensitivity and which can provide an excellent moldability by suitably selecting materials, the magnetic encoder is provided which includes a mu...
05/20/2008
7352174Non-contact rotary movement sensor provided with independent switch
It is an object of the present invention to provide a non-contact rotary movement sensor capable of, by making magnetic fields from a plurality of permanent magnets not mutually affected, independently implementing an output signal and a switching signal using the s...
04/01/2008
7332990Portable computer
An electronic apparatus having a magnetic switch includes a first body, at least one magnetic component, a second body, and a magnetism barrier. In this case, the first body has at least one space. The magnetic component is accommodated in the space. The second body...
02/19/2008
7325322Electric park brake inclinometer
A tilt sensor system (10) is provided comprising a housing (12), a magnetized region (13) within the housing (12), and a magnetized, articulated pendulum (14) magnetically coupled to the magnetized region (13) for suspending...
02/05/2008
7323650Protection mechanism for switch
A protection mechanism includes a first member connected to a switch member pivotably connected to an open top of a case so as to lift a bimetallic plate when the switch device is set to an “OFF” status, and a second member that is pivotably connected to an exte...
01/29/2008
7323959Trackball device
A trackball device of the present invention includes an operating ball, multiple rollers which rotate by contacting the ball while it is rotated, multipole permanent magnets which co-rotate with these rollers, and a reed switch disposed in a position where it turns ...
01/29/2008
7320166Speed sensor encoder wheel and method of making
A method of making an encoder for use in a speed sensor includes providing a metal tube. A material containing ferrite is then extruded over the metal tube to produce an encoder tube. The encoder tube is cut to a given length to form an encoder. The encoder is then ...
01/22/2008
7316167Method and apparatus for protection of contour sensing devices
A sheet film protective covering for different types of contour sensing devices is described. In a preferred embodiment, this covering is a mylar sheet film that is coated with a layer of a conductive material. The bottom surface of the mylar film is also preferably...
01/08/2008
7291794Magnetic switch assembly
An improved, low-cost magnetic switch assembly (16, 16a) is provided having an easily fabricated housing (24, 24a) and cover (29, 29a) formed of non-conducting synthetic resin material. A pair of electrically conductive swit...
11/06/2007
7278965Operating mechanism for medical device
An operating mechanism for a medical device comprises a photo-interrupter that can designate specified functional operations, an air-tight unit that can accommodate this photo-interrupter air-tightly, a moving member which is disposed inside the air-tight unit, and ...
10/09/2007
7280017Secure magnetic sensor
A secure magnetic sensor has a first magnetic switch activatable by a first magnetic field and a second magnetic switch activatable by a second magnetic field which is stronger than the first magnetic field. The first magnetic switch is electrically connected in ser...
10/09/2007
7277086Information processing apparatus
The invention presents an information processing apparatus having a simple structure and which is capable of distinguishing between states of use, automatically changing over the display direction of the display screen, and excellent in shock durability, protection ...
10/02/2007
RE39773Toner cartridge identification system for a printer
An apparatus for communicating to a printer a type of installed printer cartridge, where the combination of the cartridge and the printer form a magnetic coupling that can generate a cartridge specific code to identify the toner cartridge as being of a predetermined...
08/14/2007
7256671Portable light system having a sealed switch
An improved switch interface is provided that does not rely on direct contact by the user interface element to the switch apparatus. This feature enables the switch to be enclosed within a sealed housing, thereby improving reliability and longevity of the switch mec...
08/14/2007
7248136Tamperproof magnetic switch assembly with universal switch
A universal magnetic switching assembly for detecting relative movement between first and second members, the universal switching assembly including, a flux directing device for selectively directing a majority of applied magnetic flux, such that an externally appli...
07/24/2007
RE39731Alarm switch
A magnetic switch apparatus (10) detects relative movement between first (12) and second (14) members and defeats attempted external magnetic manipulation of the apparatus. A rod-shaped, first switch element (20) is positioned transverse ...
07/17/2007
7236072Passive magnetic latch
A passive magnetic latch is disclosed. The latch includes, according to various embodiments, a magnetically-actuated switch and a hard, non-linear biasing magnet. The switch may include components that, when polarized, cause the switch to transition from a first sta...
06/26/2007
7231904Relative position detection and control device for motor vehicle
A relative position detection-and-control device is designed with multiple Hall Effect sensors. In one embodiment, the multiple Hall Effect sensors comprise two different types of Hall Effect sensors. The two different types can be linear and digital. The output of ...
06/19/2007
7218194Tamperproof magnetic switch assembly
An improved magnetic switching assembly for detecting relative movement between first and second members, the switching assembly including a flux directing device for channeling a majority of applied magnetic flux away from a shiftable body such that an externally a...
05/15/2007
7205872Electromagnetic locking system for a safety switch
A locking system (1) for a safety switch includes a read head (2) and an actuator (3), each of which is provided with first or second componentry (10, 14) encompassing electrical and/or electronic components that interact with each other ...
04/17/2007
7204464Medical wire holder
A device can easily and releasably secure a medical wire such as a guidewire or a filter wire. In some instances, such a device can include a wire holding device that may be considered to be disposable. A wire holding device may include a base fixture, a clamp fixtu...
04/17/2007
7203344Biometric imaging system and method
A method and system of obtaining a ten-print plain impression fingerprint includes scanning a print image, processing the scanned image, separating the processed image into individual fingerprint images, and determining how many print images have been scanned. The m...
04/10/2007
7199316Multifunction switch for operating a device in a sealed container
A multifunction switch for operating a device in a sealed container such as a flashlight includes at least one reed switch mounted at a location on an inner surface of the sealed container. A base plate is provided on an outer surface of the sealed container which h...
04/03/2007
7199688Magnetic assembly for magnetically actuated control devices
A magnetically actuated apparatus, which enlarges, extends and makes continuous magnetic fields used by magnetically controlled devices, such as a magnetic reed switch for use in physical security monitoring systems is shown. Apparatus includes a sensor and a magnet...
04/03/2007
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