Abstract: A continuous business form define a series of connected blanks adapted to be subsequently processed into multi-ply lottery tickets, envelopes or like articles, wherein each blank is developed from a plurality of contiguous longitudinal panels which collectively span the width of each blank, wherein at least one edge adjacent panel of each blank defines a cover panel including means for exposing a portion of another panel when disposed in direct overlying relationship therewith, and wherein one surface of certain of the contiguous panels is provided with an adhesive which is not activated for adhering to other panels of the blank until after original indicia has been applied to at least one panel other than said cover panel.

Abstract: A gate valve having good seismic profile has a gate which is rapidly and efficiently shifted between fully opened and fully closed positions by pistons housed within cylinders formed integral with the valve body. The gate comprises two half-gates or discs having means interposed therebetween for disposing said half-gates in positive, sealing relationship with the seating surfaces of the valving port of the valve body when the gate is in a fully closed position. Movement of the gate is effected by the pressure media being controlled by the valve in such a manner as to eliminate leakage.

Abstract: A continuous business form including a series of connected blanks, adapted to be subsequently processed into combination mailing envelopes and return envelopes having common back ply panels, is produced from a first endless web having at least two panels spanning the width thereof, wherein one panel defines the front ply panel of the mailing envelope and the other panel defines a back ply panel common to both the mailing envelope and the return envelope. A second endless web defining the front ply panel of the return envelope approximates the width of and is disposed in direct overlying relationship with the back ply panel and marginally secured thereto, forming a return envelope pocket, completing the series of interconnected blanks. A third endless web defining inserts adapted to receive original, directly applied indicia is subsequently disposed in direct overlying relationship with the front ply panel of the return envelope and secured to marginal portions thereof.

Abstract: The rotational speed of the roll supporting shaft of a differential driven rewinder-unwinder is controlled whereby to substantially eliminate the generation of heat by utilizing a variable speed variable torque, regenerative motor-type drive in conjunction with a regenerative, multi-quadrant D.C. control. Current is generated and returned to the power lines during a part of each rewinding or unwinding cycle, thereby conserving energy.

Abstract: A reciprocable slide actuator is movable between fully retracted and fully advanced positions, wherein a latch is selectively engageable with the slide actuator to preclude advancement thereof from a retracted position. Control means are selectively operable to disengage the latch from the slide actuator for permitting advancement of the slide actuator to the fully advanced position.

Abstract: A fluid clarification device of the type which includes a cylindrical, flat-bottomed separator tank is provided with an elongate sludge collecting trough in the bottom of the tank having an upper portion in open communication with the interior thereof. A conveyor is disposed in the collecting trough for horizontally transporting sludge accumulated therein to a vertically disposed sludge elevator-conveyor in which the sludge is elevated to a discharge port above the fluid level of the separator tank whereby the discharged sludge will be substantially free of excess fluid.

Abstract: A piece of uncooked beef in the 10-16 pound range is initially pumped and then vacuum sealed within an oven-ready bag in which it is cooked for a period of time sufficient to provide a uniformly rare condition throughout the entire meat product, and wherein the product meets the Federal standards for a safe product even though the maximum internal temperature of the product does not exceed 140.degree.F.

Abstract: The single-ply, multi-panel envelope form comprises a pair of coplanar, envelope-defining panels disposed in end-to-end, spaced relationship and at least one intermediate panel disposed between and end-connected relationship with said envelope-defining panels wherein the opposite side edges of each intermediate panel are disposed inwardly of the corresponding side edges of the envelope-defining panels. The side edges of the envelope-defining panels of each form are disposed in contacting, sealed relationship when the panels of each form are zig-zag folded into envelope-defining relationship permitting removal of the intermediate panel from the interior of the envelope through access means provided in one marginal edge thereof.

Abstract: A continuous business form which includes a series of connected blanks adapted to be subsequently processed into multi-ply lottery tickets, envelopes or like articles, is produced from an endless web of sheet material. Each blank is developed from an odd number of continuous panels which span the width of the web wherein adjacent, non-abutting panels define the various plies of each article, and wherein one surface of certain of the non-abutting panels is provided with an adhesive which is not activated for adhering to other panels of the form until after original indicia has been applied to the non-abutting panels which are thereafter superposed in overlying relationship for producing the continuous series of multi-ply forms wherein each ply contains original, directly applied indicia.

Abstract: A coin-actuated circuit-closing device includes a coin chute into which a predetermined number of like coins must be inserted to initiate the closing of a normally-open electrical control circuit. The device is responsive to introduction of a predetermined number of like coins into a coin-receptive chute to close the normally-open electrical control circuit, and is operable upon closing of the control circuit to reopen same.

Abstract: A layout instrument for constructing the two-dimensional sheet pattern which defines a cylindrical article having longitudinal elements of varying lengths, each of which are parallel to the axis of the cylinder, wherein an oblique plane passes through the cylinder and intersects the base plane thereof at an acute angle. The instrument comprises a calibrated miter scale having a series of equally spaced subdivisions which establish the length of the longest and shortest elements of the cylindrical article and a calibrated layout scale having a series of spaced points each of which establishes the length of one of a plurality of specific, circumferentially spaced elements of the cylindrical article.

Abstract: An inclined coin chute includes devices for testing the ferrous content of, the weight of, and the presence or lack of a central aperture in coin-tokens which are present in and advancing through the coin-receptive chutes of the inclined coin-chute, wherein the testing devices are operable to intercept and eject spurious coin-tokens from the coin-chute.

Abstract: An endless multi-layer composite is provided for subsequent processing into articles on a mass production, continuous basis.

Abstract: A water-borne craft is supported by laterally spaced pontoons, wherein an open-topped receptacle mounted in the open space between the pontoons is movable between a fully elevated position wherein the bottom of the receptacle is at or above the water line of the craft and a fully lowered position wherein the bottom of the receptacle is submerged beneath the water line and the open top of the receptacle is above the water line. Water and materials are introduced into and mixed in the receptacle when in a fully lowered position, after which the mixture is pumped from the receptacle and discharged under pressure through a nozzle.

Abstract: A multi-ply lottery ticket or like article is formed from a single sheet of material transversely accordion folded into a set of three contiguous panels disposed in registered zig-zag relationship. The articles are formed from an endless web of sheet material transversely subdivided into a series of connected blanks each of which is transversely trisected into a set of three contiguous panels spanning the full width of the web, wherein portions of each surface of the web are provided with adhesive which is not activated for adhering to other panels until after original indicia has been applied to an upper surface of at least one panel of each blank. Thereafter, each set of panels is accordion folded into registered zig-zag relationship, abutting panels permanently bonded to one another, producing the continuous series of multi-ply tickets or like articles.

Abstract: The circuit control unit of the present invention comprises a piston-type pressure responsive member or gauge wherein one end of the piston extends beyond the gauge body and carries an actuator which is movable with the piston. A circuit control member is mounted for actuation by the actuator for controlling an external electrical circuit in response to changes in fluid pressure as detected by the pressure responsive member. Where desired, an indicator may be mounted in fixed relationship with the pressure responsive member, providing means for visibly indicating the pressure of the fluid and the position of the piston with respect to the pressure responsive member.

Abstract: The invention involves pulling the hide mechanically from beef carcasses, in a manner such as to avoid hide and carcass damage without resorting to electric stimulus, and without the need for trimming knife labor in removing the hide effectively and advantageously from the skull of the carcass.