PURPOSE:To reduce the thermal stress caused in a steam turbine, by closing a fuel stop valve for a gas turbine after the main steam control valve is closed completely in a combined plant consisting of a gas turbine, a waste-heat recovering boiler and a steam turbine. CONSTITUTION:A combined plant shown in the drawing consists of a gas turbine 4, a generator 6 and a steam turbine 7 which are couple...

PURPOSE:To obtain a storage battery with strikingly excellent performance by dealkali-treating the alkaline aqueous solution of a silicon oxide and adding dilute sulfuric acid to make a gel. CONSTITUTION:1-9wt% alkaline aqueous solution of a silicon oxide is dealkali- treated, and dilute sulfuric acid is added to a silicic acid monomer aqueous solution thus obtained to make a gel. It is necessary ...

PURPOSE:To control an output to be promptly smoothed in a plant, by performing a control of the output from the plant by a main steam control valve of a steam turbine to be started or released in accordance with an output in a gas turbine. CONSTITUTION:A combined-cycle plant comprises plural gas turbines 1A, 1B and a steam turbine 11. The control method, regulating a main steam control valve openi...

PURPOSE:To improve a response characteristic in a plant output, by performing or releasing a control for a steam turbine output by a main steam control valve in accordance with the plant output. CONSTITUTION:A combined-cycle plant comprises plural gas turbines 1A, 1B and a steam turbine 11. An output-setting decrease detecting part 55 detects time a plant output decreases, and the plant controls a...

PURPOSE:To improve thermal efficiency in the whole plant, by providing a means, which reduces a pressure of heating steam in a methanol resolving reactor in a generating plant, while supplying said pressure reduced steam to a steam turbine. CONSTITUTION:An indirectly heat exchanging type methanol cracking generating plant provides a methanol resolving reactor 1, evaporator 2, superheater 3, econom...

A weighing system is disclosed which operates in conjunction with a scale that has a trigger mechanism for terminating the flow of material into the scale's bucket. This system automatically periodically revises a tare signal stored in a latch circuit for combination with a weight signal to produce a net weight signal. The tare signal provides a measure of the residue stuck in the scale bucket. In...

An automated sofa bed includes the usual elements and structure of a conventional sofa, an extensible articulated bed frame, and power means to extend and retract the frame. The basic sofa includes a rigid, stationary frame adapted to receive conventional seating pillows and formed with a cavity to receive the folded articulated bed frame. The bed frame comprises a plurality of generally rectangul...

The invention relates to a heel holder, the bearing block of which carries in the upper region thereof a pivot axle for a binding housing having a down-holding means and a stepping mandrel. In the lower region of the bearing block there is arranged a pivot axle for a control lever. A two-arm release lever is hingedly secured to the control lever, an arm of which release lever engages a projection ...

Herbicidal trans-2-[(3-chloroallyloxyimino)alkyl]-5-(substitutedsulfinylalkyl)-cy clohexane-1,3-diones and derivatives thereof. The compounds can be prepared via oxidation of the corresponding 5-(substitutedthioalkyl) precursors. The compounds are especially useful as selective herbicides active against grassy weeds.

The invention pertains to the method and apparatus for vulcanizing retreaded tires wherein an annular precured tread is bonded to a tire carcass by bonding material interposed between the tread and carcass. Grills are attached to the opposite sides of the carcass and each are associated with an annular elastomeric ironing member having a concave surface corresponding to the tire side configuration...

An oil filter restriction sensor device for warning the operator of an internal combustion engine when the engine oil filter has become restricted and requires replacement comprising a sensor body and a threaded adapter for mounting the sensor body between the engine mounting bracket and an oil filter having a filter element. The sensor body has passageways which allow a normal flow pattern for th...

A hybrid transferred-arc plasma torch system utilizes a transferred-arc plasma torch whose hollow body carries internally a cathode aligned with a relatively small diameter nozzle which functions under a created arc to issue an arc flame through the nozzle with a plasma gas applied to the chamber. An external anode electrically isolated from the cathode and the transferred-arc plasma torch body co...

An electrical heating device comprising a substrate having an upper insulating surface, a semi-conductor pattern carried on the insulating surface, and a pair of metallic conductors mounted in face-to-face engagement with said semi-conductor pattern. The semi-conductor pattern includes a pair of spaced connector portions and at least one heating portion extending between and electrically connected...

Apparatus and method for controlling an automatically running vehicle over a predetermined course which has guidelines intermittently placed therein. Vehicle commands used to negotiate the course under manual control are stored in a memory. The vehicle has sensors which detect the presence and location of the guidelines as the vehicle passes by. The vehicle travels the course under control of the ...

An optical guidance system for remotely controlled, self-propelled vehicles in which a single light source is used as an aiming point by the vehicle. The light source is detected by a camera lens and the vehicle is maneuvered according to the position of the light within the field of view of the lens. A computer is provided to determine the cartesian coordinates of the light source and calculate t...

A self-checking timer usable with a host system includes a clock and a plurality of interconnected counters. During a power-up phase the timer generates a system reset signal and counts the counters in a predetermined sequence. A flip-flop is set and reset during the power-up phase and inhibits generation of the system reset signal. During a normal operating phase, the timer generates a test signa...

TITLE REMOTE SWITCHING MECHANISM INVENTOR Zvi LIVNEH Where automated travel of the vehicle is desired, and there are a number of branches, for directing the vehicle along a variety of different paths, it is be convenient for the vehicle to include a specific sensor means for sensing precoded control instructions placed contigious to the path, whereby to determine which branch path is to be selecte...

A geomechanical probe for a drilling well comprises a logging box located between two inflatable preventers and including a plurality of tracers movable radially and urged outwards by springs for engaging the well wall. The tracers are mounted on pistons which are received in cylinders and urged radially inwards by springs for retracting the tracers, the pistons being driven outwardly to displace ...