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Alpha Technologies Inc patents


Recent patent applications related to Alpha Technologies Inc. Alpha Technologies Inc is listed as an Agent/Assignee. Note: Alpha Technologies Inc may have other listings under different names/spellings. We're not affiliated with Alpha Technologies Inc, we're just tracking patents.

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Switching systems and methods for use in uninterruptible power supplies

An uninterruptible power supply for providing an output power signal to a load comprises a ferroresonant transformer, a resonant capacitor, and an inverter. The resonant capacitor is operatively connected to the ferroresonant transformer. ... Alpha Technologies Inc

Uninterruptible power supply systems and methods for communication systems

An uninterruptible power supply adapted to be connected between an ac line and a load a battery system for storing battery power, an inverter, a transformer, and a controller. The inverter is operatively connected to the battery system. ... Alpha Technologies Inc

Variable eccentric cam rheometer system

The present application relates generally to moving die rheometers, and more particularly to moving die rheometers that employ a variable eccentric cam. In one aspect, the eccentricity produced by the cam may be adjusted using shims of different thickness to alter the position of the post on the cam.. ... Alpha Technologies Inc

Rheometer system with decoupled cross-head

The present application relates generally rheometers. In one aspect, misalignment of the air cylinder with respect to the cross-head is accommodated using a flexible coupling between the air cylinder and the cross-head so as to prevent binding and stuttering of the machine due to misalignment.. ... Alpha Technologies Inc

Ferroresonant transformer for use in uninterruptible power supplies

A ferroresonant transformer assembly, which is adapted to be connected to a primary power source, an inverter system, a resonant capacitor, and at least one load, comprises a core, a main shunt, and first, second, and third windings. The main shunt is arranged to define a primary side and a secondary side of the ferroresonant transformer. ... Alpha Technologies Inc

Power control systems and methods

A power supply configured to be operatively connected to at least one load, comprising an ac bus operatively connected to the load, a first ac power source operatively connected to the ac bus, a dc bus, a dc/ac converter operatively connected between the dc bus and the ac bus, a first dc power source, and a load balancer operatively connected between the first dc power source and the dc bus. The power supply operates in a first mode in which power is supplied to the load from the first ac power source through the ac bus and in a second mode in which power is supplied to the load from the first dc power source through the dc bus, the dc/ac converter, and the ac bus.. ... Alpha Technologies Inc








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