Abstract: A humidifying device automatically controllable to discharge an abundant supply of steam into the outlet or plenum chamber of an associated air handling apparatus such as a forced air furnace in a home or other structure to provide and maintain a desired preselected humidity condition, which device includes a tank having a chamber for holding a supply of water to be vaporized, said tank having an inlet into said chamber through which water can flow, a valve associated with said inlet for regulating the inlet water flow and a conduit for connecting said valve to a source of water, a probe member mounted on the tank and extending downwardly therein from an upper location, a heating element extending into said chamber near the bottom thereof, a steam outlet near the top of the tank through which steam produced in the chamber can escape, a second conduit having one end connected to the steam outlet and an opposite open end for connection to the plenum chamber of the furnace in position to discharge steam from sai

Abstract: An apparatus for measuring and monitoring the tension on a web or strand as it extends and/or moves over and around a roll including a support assembly for supporting at least one end of the roll, said support assembly including a bridge structure having spaced connected bridge portions aligned with the roll on opposite sides of the axis thereof, a mounting member attached to anchor one end of the bridge structure in fixed position, a diaphragm member attached to the opposite end of the bridge structure, a mounting structure for attaching the diaphragm member to the roll, at least two and preferably four strain sensitive gage members attached to one of said spaced connected bridge portions, and a bridge type electric circuit including circuit connections to said strain sensitive gage members.

Abstract: A dispenser for dispensing pills or tablets in a predetermined sequential order, including a pill container, a dispensing cap, and sequence indicating indicia associated therewith. The container is a cylinder, preferably transparent, having spaced annularly arranged bores extending thereinto from a first end thereof, with each of the bores adapted to hold a predetermined number of pills or tablets arranged in a single column therein. A dispensing cap fits over the first end of the container and engages with the container to be rotatable thereon and is adapted so that as it is rotated on the container each of the annularly arranged bores is accessed in an annular sequence to permit the pills or tablets within the accessed bore to be sequentially individually dispensed therefrom.

Abstract: An apparatus for simulating an arc welding operation, for training welders and for evaluating a welder's performance including a target representing a simulated weld to be made, mechanism for imparting predetermined motion to the target, a simulated welding tool including a simulated welding rod and a holder for the rod, the rod having a free end with an element adjacent thereto having properties capable of being sensed magnetically, a magnetic sensor assembly located adjacent to the target for movement therewith and including members capable of responding to the presence of the magnetic field produced by the magnetic element on the rod for producing responses depending upon the position of the simulated welding rod relative thereto and the distance of the rod therefrom, the magnetic sensor assembly including angularly related pairs of opposed sensor members arranged to produce responses to represent the position of the simulated welding rod relative thereto in two different angularly related directions, each

Abstract: An improved string clamping device for racket and like stringing machines, which includes an elongated housing having spaced and opposed side walls and open opposite ends, the side walls of said housing defining opposite sides of a channel which extends through the housing from one end to the other, a pair of elongated string engaging members positioned extending lengthwise in said channel, bearing members adjacent the respective opposed side walls of said housing mounting said string engaging members for limited longitudinal and lateral movement in said channel whereby said members move closer together when moved longitudinally in one direction than when moved in the opposite direction, at least two spring members positioned extending transversely between the string engaging members at spaced locations between opposite ends thereof, said spring members normally biasing said string engaging members apart from each other and in said opposite direction of longitudinal movement, a pin member extending between an

Abstract: Improvements in skin closure means including means for uniting and holding separable closure members and skin portions attached thereto accurately together and to prevent separation thereof by forces which might otherwise cause the united members to separate. The subject construction also includes means for accurately guiding an instrument such as a scalpel while making an incision and for aligning and holding the separated edges of a skin wound or incision together during healing in such a way as to minimize or prevent the formation of scar tissue. The subject closure means are easy to apply quickly and accurately even under adverse conditions such as in first-aid treatment during emergencies, under disaster and wartime conditions, in emergency wards, in field, forest and wilderness situations and also under more controlled conditions such as operating rooms and doctors' offices particularly as the final step in completing a skin closure.

Abstract: A control circuit for a pay phone including a coin unit where money is deposited and validated, an entry circuit having a first input connected to the coin unit for entry of amounts deposited, a second input to the entry circuit for communicating thereto call price information, a control element operable in response to deposits of an amount at least equal to the call price for enabling the customer to dial his call and to enable phone communication with the dialed phone, and apparatus to control payback of excess amounts deposited. The control circuit is preferably powered by a rechargeable energy source that may optionally be connected to the telephone line to derive charging current therefrom to maintain the charge on the energy source. The present control circuit may employ optical or other forms of couplers to establish connections to communicate the dialing mechanism and telephone handset with its associated transmission controls to the telephone line.

Abstract: A cooking device for quickly and uniformly cooking food products, especially meat products, and for warming rolls and other bread products.

Abstract: An apparatus for supporting and transporting gymnastic equipment such as uneven parallel bar assemblies, including a wheeled frame-like structure and lifting devices thereon having associated therewith members for engaging a bar portion of a device to be lifted and transported, the lifting devices being adjustable to raise the gymnastic equipment or the like off of the floor, support it in an elevated condition while it is being transported and stored, and lower it when it is desired to reinstall it for use.

Abstract: A magnetic particle apparatus having spaced relatively movable members with magnetic particles positioned therebetween and electromagnetic field producing mechanism to generate a magnetic field between the relatively movable members through the magnetic particles to establish coupling therebetween, the improvements to such apparatus being embodied in an improved cast iron construction for many parts of the subject apparatus, a more efficient safer apparatus, improved apparatus for circulating cooling air through and closely adjacent to the heat producing components to dissipate heat generated while providing support for the drive cylinder and maintaining the magnetic particles in their most advantageous positions, an improved magnetic gap construction which minimizes flux leakage and increases operating efficiency, including a saturable bridge which enables use of a bobbin of one-piece construction without shunting out flux, and the present construction includes structural members arranged to form a circuitou

Abstract: A gaging fixture for presetting the radially extended position of a stationary work engaging contact on a dial bore gage or like instrument, wherein the stationary work engaging contact is mounted on a member threadedly engaged with the gage, which member carries a threaded locking member for locking the threaded member and the stationary work engaging contact thereon in predetermined and determinable positions of adjustment, said fixture including a first member having a portion for engaging the member on which the stationary work gaging contact is located, and a second member movable axially and rotatably relative to the first member and having a portion thereof engageable with the member for locking the stationary work engaging contact in predetermined radial positions, the portions of the said first and second members being constructed and positioned to simultaneously engage the member on which the stationary work engaging contact is located and the locking member associated therewith in only one predeter

Abstract: An apparatus for automatically controlling the operations of a machine tool such as a honing machine or the like, which apparatus sets in motion apparatus which controls and maintains the operating cycle of the machine automatically and without requiring further operator attention once the machine cycle is started and until the operation has been completed whereupon the machine operation is automatically terminated.

Abstract: A vend and price selection control circuit including selection switches actuatable by a customer to produce any of a plurality of possible vends at different vend prices, all of which are controlled by the same control and logic circuitry and circuit elements to enter pricing information, to apply power to a selected vend operator member and to perform other vend and refund functions. The present control circuit includes a pulse generator for making rapid entry of pricing and other information, a comparator to initiate and effect a vend and other functions, and it has the capacity of a wide range of vend price and product selection capability.

Abstract: A table top sanding device adapted for accurately sanding surfaces of objects such as wooden boards and the like including a platform member supported in an operative position, said platform member having a round opening therein, a motor having a motor shaft extending therefrom which is positioned on one side of the platform member with the shaft extending substantially in axial alignment with the opening, said shaft having an end portion located adjacent to the opening, a disc-like sanding member positioned in the opening and attached adjacent to the end portion of the motor shaft for rotation therewith, and structures for relatively rigidly supporting the motor and the disc-like sanding member including parts which can be adjusted to reposition the motor to enable the disc-like sanding member to be adjusted to a desired operative position in the opening.

Abstract: A leakproof coupling means for use in connecting garden hoses and other conduit members which have cooperatively engageable male and female coupling members each having an end surface and each having a shoulder formed therein at a location spaced from the respective end surfaces, and a resilient tubular member of a size and shape to fit into the male coupling member, the resilient tubular member having spaced opposite end surfaces adapted to simultaneously sealably engage the respective shoulders formed in the male and female members when the members are coupled together. The present coupling means can be used between connected sections of garden hose and the like and can also be used between a garden hose and a faucet or tap connection therefor. The present device can also be modified to have the hose extend through and beyond one end of one of the coupling members for engagement with means on the other coupling members when the coupling members are connected together.

Abstract: An apparatus for sealably closing off or separating portions of a mine for safety or other reasons including an inflatable member having a size and shape which corresponds substantially to the cross-sectional size and shape of a mine passage, tunnel or the like to be closed off, a device for attaching the inflatable member to the ceiling of the mine passage, said inflatable member having an inflatable peripheral portion with a closure wall or web portion extending across the space defined by the inflatable portion, a source of compressed gas and means connecting said source to the inflatable portion of the member, said source including a valve with an actuator operable to open the valve so that gas from the gas source can pass into the inflatable member when the inflatable member is suspended from the ceiling of the mine passage, and a slide fastener located in the web portion of the member and movable between a first position in which an opening is formed in the web portion for passage therethrough and a sec

Abstract: A control circuit for vending and like machines which includes an electric circuit with circuit elements and connections which enable vending machines to vend different items costing different amounts and in different quantities with and without quantity discount capability and to return change to the customer for any excess amount deposited.

Abstract: A roofing framework adapted for mounting atop a selected pair of opposite side walls of a building structure said framework including a pair of spaced apart opposed base members, each of said base members having a plurality of upwardly extending column members attached at corresponding locations therealong, and each of said column members including a notched upper end portion. Also included are a plurality of roof supported members respectively bridging the space between the base members and being supported in the notches of correspondingly located column members on the opposed base members, and bracing members connecting selected column members, so that said column members, the roof support members and the bracing members form a connected frame support on which a roof deck can be laid and supported.

Abstract: An apparatus for use on looms and weaving devices, and especially hand operated weaving devices or looms, which apparatus enables the operator whether sighted or a person of limited or no vision, to weave even fairly complex patterns involving frequent selections of different treadling lever settings and other operations without losing track of where he is in the weaving process, and also enables a person to easily pick up where he or she left off in a weaving operation without making a mistake and without requiring study or instruction, the improvement comprising a plurality of identifier members having instructions printed, embossed or otherwise applied thereto, one or more such identifier members being provided for each operation or each sequence of operations in a weaving process, and means for supporting a plurality of said identifiers in an orderly manner and at a location convenient to the operator so that they can be moved from an active to an inactive position as the weaving operation progresses with