Abstract: A coating composition contains partially or completely neutralized carboxyl groups and selected from the group consisting of polyesters, polyesteramides, polyesterimides, and mixtures and combinations thereof, and at least part of the free carboxyl groups in the polyester moiety of the composition is neutralized with a material selected from the group consisting of ammonia, ammonium hydroxide, a primary amine, a secondary amine and a tertiary amine.A process is also disclosed.

Abstract: A laundering apparatus includes a laundry machine having a spin tub and an agitator, and an electronically commutated motor is drivingly associated with the tub and agitator through a transmission. A system controls the energization of the electronically commutated motor to effect the laundering operations of the tub and the agitator in the laundry machine.A method of operating a laundry machine, a control system for an electronically commutated motor, and a method of operating an electronically commutated motor are also disclosed.

Abstract: An automotive type air conditioning system has refrigerant compressor means with a discharge side and a suction side respectively connected in the system and operable generally for establishing refrigerant fluid pressure at the discharge side thereof and circulating the refrigerant through the system to the suction side of the compressor means. Means is selectively energized for coupling in driving relation with the compressor means to effect its operation in the system. A control device is operable generally in response to both a preselected high value and a preselected low value of the refrigerant fluid pressure established in the system at least generally adjacent the discharge side of the compressor means for selectively effecting the deenergization of the coupling means to interrupt the driving relation thereof with the compressor means.A method of operating the system is also disclosed.

Abstract: A dynamoelectric machine has at least one sheet metal end shield including a partial spherical bearing seating surface deformed therefrom and a set of keys also integrally deformed from the end shield so as to extend generally radially of the partial spherical bearing seating surface. A self-adjusting bearing includes a bearing surface interposed between a pair of opposite end portions of the bearing and extending generally circumferentially thereabout with the bearing surface being disposed in at least limited self-adjusting engagement with the partial spherical bearing seating surface. A set of keyways in one of the opposite end portions of the bearing extend generally radially thereof to intersect with the bearing surface and receive the keys deformed from the end shield in rotational displacement preventing engagement, respectively.

Abstract: A method of assembling a combination starter-protector device. In this method, a first and second terminal are interconnected, and another of the first terminals is mounted to the terminal mounting piece. The second terminal is associated with an aperture extending through a casing member, and the first named first terminal is extended through an opening in the casing member. The terminal mounting piece is disposed in a position with respect to the casing member to at least in part close the opening therein, and thereby the another first terminal is extended through the opening in spaced apart relation with the first named first terminal. Another casing member is associated generally in mating relation with the first named casing member and the terminal mounting piece, and thereby a chamber is enclosed within the casing members.

Abstract: A condition responsive electric switch system comprises switch means which includes at least one set of contact elements defining a preselected open position, a preselected closed position, and a preselected initial contact make-break position, disposed between the open and closed positions. Switch actuating means is movable in actuating relation with the switch means for operating the contact elements selectively into and out of the three preselected positions. Spring means and temperature responsive means are connected to and impart motion to switch actuating means, with the spring means and temperature responsive means creating opposing forces on the switch actuating means. The condition responsive electric switch system has both positive and negative spring gradients including a force producing means having maximum absolute positive gradient forces F.sub.1 and F.sub.2 in which F.sub.

Abstract: A method of treating winding means of a dynamo-electric machine core with a liquid adhesive material. A plurality of winding coils have opposite side turn portions received in slots provided therefor in the core and opposite end turn portions arranged adjacent opposite end faces of the core, respectively. In practicing this method, the core is rotated in one direction, and the liquid adhesive material is dispensed onto the opposite end turn portions of the coils with a greater amount of the liquid adhesive material flowing therefrom generally along one of the opposite side turn portions of the coils into the slots of the core in which the one opposite side turns of the coils are received than along the other of the opposite side turn portions of the coils into the slots in which the opposite side turn portions of the coils are received in response to the rotation of the core in the one direction.

Abstract: A prime mover adapted for selective energization across a power source. The prime mover has a winding circuit, a rotatable assembly, and an electrical switch including a housing, a first pair of switch means adapted for connection in circuit relation with the winding circuit, and a second pair of switch means adapted for connection between opposite sides of the power source. A pair of camming means is movable in the housing for engaging and actuating the first and second switch means pair and has a force receiving portion exteriorly of the housing. A speed responsive system is associated with the rotatable assembly and the force receiving portion for moving the camming means to effect the operation of the first and second switch means pairs.

Abstract: A method of securing a set of beams of a stationary assembly for a dynamoelectric machine to a pair of opposite end frames thereof. The beams have a pair of opposite ends with a pair of oppositely extending tabs thereon, and the end frames have a pair of sets of aperture extending therethrough with sidewalls of the apertures being sized predeterminately greater than the tabs, respectively. In this method, the tabs on the opposite ends of the beams are located at least in part within the apertures in the opposite end frames, and the tabs are spaced from the sidewalls of the apertures, respectively. At least a part of the opposite end frames at least adjacent the aperture therein, are welded generally simultaneously to at least a part of each tab located in respective ones of the apertures, respectively.A method of assembling a dynamoelectric machine is also disclosed.

Abstract: A transmission for a laundry machine has at least two operating modes. The transmission includes input means selectively rotatable for oscillation in one operating mode and for unidirectional rotation in another operating mode. A pair of output means are operable for conjoint oscillation and unidirectional rotation with the input means, respectively. Means for transmitting the rotation of the input means to the output means includes means coupled with one of the output means for driving it, driven means associated with the input means for being driven by it, and means selectively operable for coupling the driven means with the other of the output means and with the output means for coupling the driven means and the driving means.

Abstract: A dynamoelectric machine has a pair of opposite end frames with a pair of sets of apertures extending therethrough, respectively. A set of beams includes a pair of opposite end portions and a pair of sets of tabs on the opposite end portions of the beams which extend at least in part through the aperture sets in the end frames, the tabs being sized predeterminately smaller than the apertures and predeterminately arranged generally in spaced apart relation from said apertures therewithin, respectively. A pair of sets of welds interconnect the end frames at least adjacent the apertures therein with at least a part of each of the tabs extending at least in part through the apertures in the spaced apart relation therefrom, respectively.

Abstract: A method of forming a bearing having a body of sintered powder metal. The bearing body includes a plurality of surfaces with interstices in the sintered powder metal defining a plurality of lubricant flow capillary paths through the bearing body communicating with the surfaces thereof, respectively. In this method, at least some of the sintered powder metal of at least one of the surfaces on the bearing body is mechanically worked with respect to the capillary paths communicating with the at least one surface, and the capillary paths communicating with the at least one surface are thereby at least restricted to a preselected degree limiting the porosity thereof generally at the at least one surface.

Abstract: A method of assembling a control device. The control device has a housing, a first contact, a switch having a resilient switch blade with a second contact thereon, a pair of supports for the first contact and the switch and including at least one yieldable section, respectively, and an actuator for the switch to make and break the first and second contacts. In this method, the supports and the actuator are mounted with the pg,2 housing, and the second contact on the switch blade is engaged with the first contact. The at least one yieldable section of one of the supports is deformed, the first contact is thereby located in an adjusted position defining the magnitude of a force required to break the first and second contacts when the switch is actuated by the actuator.

Abstract: The electric circuit controlling device has a snap acting member disposed in a housing and is adapted for successive discrete snap action motions from a stable configuration toward two unstable configurations. A pair of means are operable generally for switching between two circuit controlling modes and an actuating means is operable generally in response to the successive discrete snap action movements of the snap acting member for selectively operating the pair of switch means between the circuit controlling modes. A force transmitting means has at least two different force applying portions selectively associated in operating relation with the snap acting member to cause the successive discrete snap action movements from the stable configuration toward the two unstable configurations at different force levels. The device is provided with an adjusting arrangement wherein the magnitude of at least one of the two different force levels can readily be changed.

Abstract: Electronically commutated motor and control arrangements particularly adapted for use with refrigeration systems and methods of operating refrigeration systems are disclosed. In one form, a fan control means is provided for responding to temperature of a compartment being cooled by a refrigeration system; comparing the compartment temperature with a desired temperature; and varying the speed of an evaporator fan, thereby varying the movement of refrigerated air across an evaporator and into the compartment. A regulating circuit is provided for maintaining the evaporator at a reference temperature by controlling the output signal of an alternator which supplies energization power to winding stages of a brushless DC motor. By varying the energization level of the winding stages, a compressor, which is coupled to the motor, is caused to vary the flow rate of refrigerant through the evaporator so as to maintain the evaporator at the reference temperature.

Abstract: A control device has a housing, and structure disposed in the housing is generally operable for switching between a pair of switching modes thereof. A pair of snap action discs arranged in the housing in opposite and engaging relation with each other are operable relatively and conjointly through discrete snap action movements for effecting the operation of the switching structure between the switching modes thereof. A diaphragm-piston assembly is operable generally for transmitting an applied force in only one direction onto the snap action discs to effect the relative and conjoint operations of the snap action discs through their discrete snap action movements thereby to operate the switching structure between the switching modes.

Abstract: A dynamoelectric machine has a structural component including a partial spherical seating surface having a preselected center of curvature, and a bearing device is adapted for seating association in a plurality of aligned attitudes with the structural component. The bearing device includes a partial toroidal seating surface disposed in seating engagement on the partial spherical seating surface with the seating engagement therebetween generally defining at least a circular line located within a preselected angular range along the partial spherical seating surface in any of the aligned attitudes of the bearing device.A bearing device and wick and bearing assemblies methods of assembling a wick and a bearing and a method of providing a lubrication are also disclosed.

Abstract: A circuit for controlling the energization of an electrical load from an AC source. The circuit has a pair of DC lines, and means is provided for rectifying the AC output of the source to apply a DC voltage across the DC lines in the form of a full wave rectified sinusoidal signal. Signal switching means for connection between the DC lines and the load establishes a conductive path therebetween during a variable time interval when the voltage applied by the full wave rectified sinusoidal signal exceeds the voltage across the load, and means including the switching means is provided for chopping the full wave rectified sinusoidal signal to apply pulses to the load during the variable time interval at a frequency which is high with respect to the frequency of the signal.

Abstract: A method of manufacturing a control device includes interconnecting a switch segment with a terminal and another switch segment and mounting a plurality of electrical circuit elements within a housing with contact sections of the electrical circuit elements being located in different preselected elevations therein, respectively. The terminal is associated with the housing with the another switch segment extending in overlaying spaced apart relation with the contact sections of the electrical circuit elements located in the housing. A method of operating a control device and a control device are also disclosed.

Abstract: A method of operating a timer device having means for indicating the remaining operating time during an operating time period selected for the timer device. The timer device includes a gear train having a pair of branches coupled with the indicating means to drive it in different preselected speed modes through the selected operating time period. In this method, the indicating means is driven in one of the preselected speed modes through one of the gear train branches during an operating time period in excess of a predetermined operating time period of the timer device with the sum of the excess and predetermined operating time periods comprising the selected operating time period, and the drive of the indicating means through the other of the gear train branches is obviated during the excess operating time period.