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Patent No. 5971829

Motorized Ice Cream Cone

A Receptacle for supporting, rotating and sculpting a portion of ice cream or similarly malleable food while it is being consumed.

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Class 337/298 - THERMALLY ACTUATED SWITCHES


Subclass of Class 337 - Electricity: electrothermally or thermally actuated switches
Definition: Subject matter comprising circuit controlling means which
No. of patents: 48
Last issue date: 05/15/2007


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NumberTitleIssue Date
7218200Manual-reset thermostat
A movable operating member 5 is swingably borne by the base 1, and its distal end is moved upward by allowing its proximal end 5b to be pressed downward. The movable contact 3 is separated from the stationary contact 2 upwar...
05/15/2007
6985650Thermal actuator and an optical waveguide switch including the same
A thermal actuator comprises a substantially straight beam. The beam has a beam length and a beam mid-point. The beam comprises a plurality of beam segments. Each beam segment has a beam segment width, the beam thus forming a corresponding plurality of beam segment ...
01/10/2006
6985651Thermal actuator with offset beam segment neutral axes and an optical waveguide switch including the same
A thermal actuator comprises a substantially straight beam. The beam has a beam length and a beam mid-point. The beam comprises a plurality of beam segments with beam segment lengths. Each beam segment has a beam segment neutral axis, thus forming a corresponding pl...
01/10/2006
6983088Thermal actuator and an optical waveguide switch including the same
A thermal actuator comprises a plurality of substantially straight and parallel beams arranged to form a beam array. The midpoint of each beam is attached or coupled to an orthogonal coupling beam. Each array beam has a beam heating parameter with a corresponding be...
01/03/2006
6832015Switching apparatus
Switching apparatus that includes a bubble generator, a flexible membrane disposed over the bubble generator and selectively expanded by the bubble generator, and a switch circuit controlled by expansion of the flexible membrane. ...
12/14/2004
6794964Bi-stable microswitch including magnetic latch
A bi-stable microswitch (1) including a pair of contacts (4, 5) and an armature (10,11) movable between a first position and a second position to selectively break or make the pair of contacts, the armature being latched in the second position b...
09/21/2004
6597273Thermal protector
A thermal projector includes a switching mechanism section having a fixed contact, a movable contact disposed so as to face the fixed contact. There are first and second external connection terminals projecting sideward and connected electrically to the f...
07/22/2003
6542217Scent storage device, ticket and passive sequential resistor array for use with same
A resistor array including a series of spaced first conductor members, a series of initially substantially non-conductive switches respectively connecting adjacent first conductor members to one another, at least one second conductor member in spaced rela...
04/01/2003
6538552Thermostat, in particular for electric household appliances
A thermostat, in particular for electric household appliances, including a mechanical switch and an analog regulating circuit having a variable-ratio reference divider. The reference divider includes a reference resistor and a variable-resistance resistiv...
03/25/2003
6522235Switch structure for a heating device
A switch structure for a heating device having a passage formed within the main body of the structure, an air inlet, a main flame air outlet, a second air outlet and a thermocouple insertion hole connected to the passage being formed on the main body, and...
02/18/2003
6445563Power circuit breaker using temperature-sensive fuse
A power circuit breaker has a housing, a fuse element placed in the housing, and a temperature sensitive fuse attached to the fuse element. The fuse element has tab terminals extending from both ends, which are received by trunk terminals connected to an ...
09/03/2002
6417757Buckle resistant thermal bend actuators
The invention relates to a thermal bend actuator 7 including: a first anchor portion 9 for securing to a fixed substrate 2; a first thermally conductive active beam member 10 secured at a proximal end to said first anchor portion 9 and extending to a movable distal...
07/09/2002
6369688Automatic gang switch having a heat ray sensor
The automatic gang switch having a heat ray sensor is fixedly mounted on a mounting frame having a generally rectangular opening. The length of a housing of the switch is approximately two thirds of that of the generally rectangular opening of the mountin...
04/09/2002
6300858Thermal switch
A thermal switch assembly includes a dielectric spacer and a switch blade member of shape memory metal sandwiched between a pair of flat metal plates. The spacer provides a cavity between the plates and the switch blade member has a switch blade portion p...
10/09/2001
6239686Temperature responsive switch with shape memory actuator
A temperature actuated switch having a resilient switch blade that is movable between open and closed positions and extends perpendicular to an elongated actuator of shape memory alloy. The actuator has an elongated deformed shape at normal temperatures a...
05/29/2001
6229121Integrated thermal buckling micro switch with electric heater and sensor
An integrated thermal buckling micro switch is made by using electromechanical technology to integrate sensors and actuators on a single chip. An epitaxial chip is used and etched to form a mesa structure on a thin silicon film, whereon at least a thermal...
05/08/2001
6191679Thermal switch assembly
A thermal switch having a current carrying switch blade actuator of shape memory metal has a resistance less than 20 milliohms and a contact force greater than 150 grams. The actuator is deformed to less than about 8% strain, and a very hard high strength...
02/20/2001
6140903Thermal switch
A thermal switch assembly includes a dielectric spacer and a switch blade member of shape memory metal sandwiched between a pair of flat metal plates. The spacer provides a cavity between the plates, and the switch blade member has a switch blade portion ...
10/31/2000
6130464Latching microaccelerometer
A surface micromachined microaccelerometer includes a substrate which has a surface plane, and a cantilever formed on the substrate with a fixed end and a free end, the fixed end being anchored to the substrate. The cantilever includes a mass fixed along ...
10/10/2000
6078244Thermal switch
A thermal switch assembly has a stiffener disc positioned against a support flange that extends inwardly from a peripheral wall of a plastic assembly grommet. An actuator member of shape memory metal is received in a recess in the stiffener disc, and an i...
06/20/2000
6064294Temperature switch, particularly adjustable temperature regulator
A temperature regulator operating with a hydraulic expansion capsule or diastat (5) has a lever mechanism (30) for force transmission between the diastat and the switch spring (21) of a snap switch (20). For protecting the switch spring against overloadin...
05/16/2000
6018286Thermal switch
A thermal switch assembly has a stiffener disc positioned against a support flange that extends inwardly from a peripheral wall of a plastic assembly grommet. An actuator member of shape memory metal is received in a recess in the stiffener disc, and an i...
01/25/2000
5986535Low cost thermostat apparatus and method for calibrating same
A low cost thermostatic switch (10) has first and second scoop shaped terminal members (12, 14) having flanges (12e, 14e) received on ledges (20f) formed on opposed sidewalls (20e) of a housing (20). The terminal members are spaced apart with the distal e...
11/16/1999
5939970Thermally responsive switch
A thermally responsive switch includes a metal housing formed into the shape of a bottomed cylinder and having an open end, a header plate including a metal plate having a through hole and an electrically conductive lead terminal pin inserted through and ...
08/17/1999
5867083Protective device for surge current protection of associated equipment in communications systems
A small-size high-performance electronic protective device (10) is provided for use in protecting communication equipment including an exchange servicing module against application of abnormal surge current due to accidental shorts between adjacent ones o...
02/02/1999
5844464Thermal switch
A thermal switch assembly includes a dielectric spacer and a switch blade member of shape memory metal sandwiched between a pair of flat metal plates. The spacer provides a cavity between the plates, and the switch blade member has a switch blade portion ...
12/01/1998
5828286Temperature-dependent switch
A temperature-dependent switch comprises a housing having a lower housing part and a cover part capping said lower housing part. A first countercontact is provided at an inner surface of said cover part, said first countercontact having a projection point...
10/27/1998
5808539Temperature responsive snap acting control assembly, device using such assembly and method for making
A snap acting thermostatic disc assembly having a thermostatic disc element (20) responsive both to current and to ambient temperature is provided with an electrical contact (22) on a face surface on the disc element at one end thereof and a weld slug (24...
09/15/1998
5712609Micromechanical memory sensor
A micromechanical memory sensor. The sensor comprises a latch member mechanically latching upon detection of a threshold value of a variable condition and circuitry for detecting such latching. A sensor further includes a resetting mechanism for electrica...
01/27/1998
5699033Insulating housing with an inner space for a thermal switch having contacts for electrical connection to a holder
An insulating housing (41) with an inner space (42) to accommodate a switch (12) with temperature-dependent switching device which has to be mechanically and/or electrically protected is described. The switch (12) displays two electrically conductive term...
12/16/1997
5680090Cam operated switch with temperature sensor and subassembly therefor
A switch assembly of the type actuated by an external cam mechanism while immersed in a fluid such as transmission oil, the assembly includes an integral hollow probe with a thermistor for sensing the fluid temperature. The thermistor is assembled on an i...
10/21/1997
5627506Overload protector
An overcurrent protection device for a load 24 having a housing 100 with fixed contacts 108, 110, movable contacts 118, 120 and terminals 102, 104 for electrical connection to the load. A first snap acting bimetallic 116 member in the device is responsive...
05/06/1997
5604476Protective device for an electrical consumer
A protective device for an electrical consumer disposed in a consumer circuit. The protective device has sensor elements for detecting an operating state of the electrical consumer, and an electronic evaluation and control unit operatively connected to th...
02/18/1997
5596307Thermostat
A thermostat consecutively comprising a temperature switch unit having a heat sensing element and switching contacts, and a forced reset unit having a plunger and a coil, in which a guide pin is disposed between the heat sensing element and switching cont...
01/21/1997
5578982Temperature limiters
The temperature limiter comprises a ceramic box (3) communicating with at least one ceramic tube (1) which comprises a pellet (2) of alloy with determined Curie temperature, a magnet (6) fast with a plunger (7) comprising adjustment means (7a, 7b, 8) for ...
11/26/1996
5489762Appliances having resistive heating elements and thermal protective apparatus used therewith
A thermal protector (70, 70') is shown particularly suitable as a safety back-up mechanism for appliances having electrically energizable resistance heaters. The thermal protector has first (72, 72') and second (74, 74') electrically conductive housing me...
02/06/1996
5463233Micromachined thermal switch
A monolithic micromachined temperature switch obviates the necessity of assembling discrete components and also allows the temperature switch to be disposed in a relatively small package. In one embodiment of the invention, the temperature switch includes...
10/31/1995
5434378Multi-position switch with switch actuator movement inhibitor assembly
A switch inhibitor assembly provided with a multi-position switch is operable for inhibiting movement of an actuator of the switch to a predetermined one of the multiple positions, such as an ON position of a succession of OFF, AUTO and ON positions, of t...
07/18/1995
5402099High temperature, temperature responsive snap acting control member and electrical switches using such members
A snap acting control member (10, 10b) having high actuating temperatures comprises metal layers metallurgically bonded together with a low expansion (12) and a relatively high expansion layer (14) each having similar moduli of elasticity and the low expa...
03/28/1995
5214737Optically operated actuator
An actuator includes a closed space defined by a deformable member in which an amount of thermally expansible gas is filled. In the closed space, there is also a substance which changes the light into the heat. A control device is set to establish the sup...
05/25/1993
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