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...that after Walter Hunt patented the safety pin in 1849, he sold the rights to it for $400?
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| Number | Title | Issue Date |
| 4341217 | Barrierless disposable absorbent article having an absorbent core encased in a homogeneous outer wrap An article of manufacture is disclosed for absorbing liquids, particularly body exudates such as menstrual discharges. An absorbent core is encased in a homogeneous outer wrap which may be either unitary or integral. The outer wrap has a specified combina... | 07/27/1982 |
| 4341218 | Detachable balloon catheter A detachable balloon catheter for easy placement in arterial lesions. The detachable balloon catheter is comprised of a balloon having a hollow cylinder securely fastened at the neck or entrance to the balloon. A catheter tube is held inside the cylinder ... | 07/27/1982 |
| 4341219 | Support brassiere A support brassiere having an anterior section which is conformable to the breasts and is elastically stretchable in the horizontal direction but not substantially stretchable in the vertical direction connected to a dorsal section and a shoulder support ... | 07/27/1982 |
| 4341220 | Stereotactic surgery apparatus and method X-ray detectable fiducial markers are associated with a stereotactic surgery frame. The frame is fixed with respect to a patient's anatomy and defines a predetermined three-dimensional coordinate system in which surgical devices may be precisely positione... | 07/27/1982 |
| 4341221 | Shielded recording electrode system An electrode system for recording neural signals suitable for chronic implantation employing shielding and other techniques to improve signal-to-noise ratio. Three electrically isolated electrodes are used in a tripolar fashion. The electrodes are thin wi... | 07/27/1982 |
| 4341222 | Patient support apparatus for ultrasound mammary scanning apparatus There is disclosed a patient support system for orienting the patient's breast and adjacent axilla region with respect to an ultrasound mammary scanning apparatus while the breast is suspended. A patient support platform is supported on top of a cabinet e... | 07/27/1982 |
| 4341223 | Fluoresceable composition and method of determining fluid flow A fluoresceable composition in dosage unit form and method for determining fluid or blood flow are provided for medical, surgical or diagnostic purposes, using 6, 7-dihydroxycoumarin 6-glucoside which in vivo is invisible in natural light and is highly vi... | 07/27/1982 |
| 4341224 | Catheter flushing apparatus A flow control apparatus having a flow passage with an inlet and outlet is provided in a housing. A control means having a conical valve seat and ball member for restricting flow through the seat is provided in the inlet of the passage. A valve plunger sl... | 07/27/1982 |
| 4341225 | Electrocardiography system An improved electrocardiography system displays and records electrocardiograph (ECG) signals provided on multiple pickup leads attached to a patient. The system has the capability of selectively displaying standard preprogrammed lead configurations or lea... | 07/27/1982 |
| 4341226 | Temporary lead with insertion tool A temporary lead for pacing or monitoring purposes with insertion tool. The temporary lead is thin and lightweight having an electrical connector at a proximal end and an electrode at a distal end. A length of surgical thread is permanently attached to th... | 07/27/1982 |
| 4341227 | System for irradiating living tissue or simulations thereof Disclosed is a system for irradiating living bodies, or portions thereof, using electromagnetic radiation (EMR). A source or generator provides electromagnetic energy at a selected frequency, within an operational band width, via a coaxial cable to an app... | 07/27/1982 |
| 4341228 | Method for employing tobacco dust in a paper-making type preparation of reconstituted tobacco and the smoking material produced thereby A method for employing tobacco dust in a paper-making process for the preparation of reconstituted tobacco is disclosed. The method for employing the tobacco dust comprises admixing tobacco dust with a bonding material to form a mixture, treating the mixt... | 07/27/1982 |
| 4341229 | Method and apparatus for setting hair Method and apparatus for setting hair by successively passing steam and cooling air through said hair while wound on rollers.... | 07/27/1982 |
| 4341230 | Sound-producing toothbrush assembly A sound-generating toothbrush adapted to increase the efficiency of toothbrushing as well as to direct the functional senses for cleaning from top to bottom with translational pressure and for bringing about a desired psychological effect as well as a des... | 07/27/1982 |
| 4341231 | Cosmetic applicator and associated method An applicator for mascara eyebrow lotion or the like comprising a handle having a stem at the free end of which is an applicator. The applicator comprises a flexible tape element secured to the stem and carrying a plurality of filaments projecting from th... | 07/27/1982 |
| 4341232 | Tank cleaning apparatus Apparatus for cleaning the interior of the tank comprising a spray head which can be inserted into the tank, the head having spray arms which are rotated about a vertical axis by a shaft driven by a motor and are rotated about a horizontal axis through on... | 07/27/1982 |
| 4341233 | Fire safe seat for a rotary valve A fire-safe rotary valve seat assembly for use in pressurized fluid systems subject to fire risk, the seat assembly having both a metal seat ring and an annular resilient non-metallic seal member to provide essentially zero fluid leakage at normal operati... | 07/27/1982 |
| 4341234 | Method and apparatus for emptying vessels A method of and an apparatus for discharging containers of solubilized gas, e.g. acetylene, in which the gas is initially drawn as a preference stream from one container or group of containers (e.g. conventional acetylene bottles or tanks) and is fed to t... | 07/27/1982 |
| 4341235 | Device for connecting a pressure fluid source to a fluid motor A device for connecting a hydraulic pump or other pressure fluid source to a working cylinder or other fluid motor comprises a pair of concentric hoses and a safety shut-off valve. One end of the inner hose is connected to the cylinder and the other end i... | 07/27/1982 |
| 4341236 | Sewer manhole channel construction and method In a sewer manhole construction having a cylindrical bottom section adapted for placement within the ground at a pre-determined depth and having bottom and side walls, there being spaced inlet and outlet openings in the side wall above the bottom wall ada... | 07/27/1982 |
| 4341237 | Apparatus and method for reducing the waste of welding gas An apparatus and method is described for reducing the amount of gas consumed during welding operations. A source of relatively high pressure inert gas is supplied to an individual welding station. At the station is a pressure regulator for substantially r... | 07/27/1982 |
| 4341238 | Flushing means An improved flushing device is disclosed for use in tanks such as are used for flushing toilets. The flushing device has an inlet means including an improved two-stage valve which uses inlet line pressure in operating each of the two stages. A float is mo... | 07/27/1982 |
| 4341239 | Combination check-overpressure relief valve A combination check-overpressure relief valve includes a cylindrical main body portion defining a flow path through the valve and terminating in a curved lip portion having a radius of curvature extending perpendicularly to the flow path. The curved lip p... | 07/27/1982 |
| 4341240 | Beer tap construction This invention is an improvement in tavern fittings that are used for dispensing beer from kegs, and it is for the purpose of simplifying the construction of the equipment and the dispensing of beer more efficiently. The construction lends itself to easie... | 07/27/1982 |
| 4341241 | Position indicating valve means A position indicating valve is disclosed and includes a housing, a valve port through the housing, and a valve member mounted on the housing for movement toward and away from the valve port. An electrically conductive valve seat is disposed about the valv... | 07/27/1982 |
| 4341242 | Loading arm A loading arm utilizing a counterbalancing mechanism in which half sheaves are utilized to provide one interconnection between the counterbalance and the outboard arm and a member is pivotally connected to both the outboard arm and the counterbalance to p... | 07/27/1982 |
| 4341243 | Pressure reducing valve with floating stem for make-up vent A fluid control system for controlling a fluid motor (12) wherein a pressure regulating pilot valve (10) controls a directional control valve (11) by manipulation of handle (21) associated with the pilot valve (10). The directional control valve (11) incl... | 07/27/1982 |
| 4341244 | Metering device particularly for capsule-filling machines The invention relates to a metering device, particularly for capsule-filling machines. The device comprises a bowl having one or more chambers for receiving the product to be packaged. At least part of the bottom of the chambers is permeable to the air bu... | 07/27/1982 |
| 4341245 | Gas inlet attachment for a gas charger A gas-inlet attachment includes an air-tightly sealed pressure differentiator in the mouthpiece of a gas charger, wherein the pressure differentiator includes a valve-opener slidably and air-tightly connectable to the check valve in the cock with a pressu... | 07/27/1982 |
| 4341246 | Log-splitting attachment device Improvement in a log-splitting attachment device that is adapted to be connected to an apparatus, e.g., a backhoe, having a hydraulically-powered cylinder-piston combination, after removal of the element, e.g., a bucket, normally moved by the piston, to p... | 07/27/1982 |
| 4341247 | Extension table assembly for power tools A versatile extension assembly (20) that is rapidly and simply attached to a power tool apparatus (25) is disclosed. Unique coupler apparatus (50, 54) and tightening means (60) provide simple one-step alignment and mounting of an elongate extension member... | 07/27/1982 |
| 4341248 | Portable sawmill A portable sawmill system comprising at least three wheeled, independently movable modules is disclosed. The modules are independently maneuverable to a land site having a ready source of logs to be processed and are arranged in a preselected geometrical ... | 07/27/1982 |
| 4341249 | Compression sidewall tire reinforced for deflated operation A compression sidewall tire reinforced for operation while deflated. A pair of junction portions connect the sidewalls and shoulders. Each of the shoulders extends axially outward and radially inward from the tread, and each of the sidewalls extends axial... | 07/27/1982 |
| 4341250 | Split carcass tire A belted tire of split carcass construction. A first reinforcing ply extends from a first bead through a first sidewall and into the crown portion past the mid-circumferential plane of the tire. A second reinforcing ply extends from a second bead through ... | 07/27/1982 |
| 4341251 | Tire and method of making A tire (10) produced via a molding or casting process in a manner such that each of its bead areas (16) includes an annular slot (42) whereby the slots permit the insertion of an inextensible annular reinforcement element (40) into each of the bead area s... | 07/27/1982 |
| 4341252 | Decorative canopy means for toilet tissue roll mounting An attractive canopy means, for covering a toilet tissue roll mounting, including a flexible skirt-like panel supported by upper and lower support members each of a general C-shape, and being movable for easy access to the roll of toilet tissue and for re... | 07/27/1982 |
| 4341253 | Cover arrangement for servicing holes A cover for servicing holes in automotive service stations consists of a band of pivotably connected support members, the ends of which are supported on the longitudinal hole edges. The band is displaceable longitudinally in opposite directions by at leas... | 07/27/1982 |
| 4341254 | Frame for a venetian blind A venetian blind has a blind head and slats, brackets for supporting the blind head, and a frame having side channel members to receive the ends of the slats. Clip means connect both the bracket to window opening structure and to the side channel members.... | 07/27/1982 |
| 4341255 | Storm window A storm window or the like formed of plastic extrusions with a frame, glazing sheet, and lock strips pushed into grooves of the frame, holding the glazing sheet between the frame members and lock strips. A removable frame formed of frame members joined to... | 07/27/1982 |
| 4341256 | Method and apparatus for forming battery straps and intercell connections Battery plates are assembled into stacks forming positive and negative rows of lugs and the stacks are placed within the cells in a battery case. Molding channels are automatically formed around the positive and negative rows of lugs and molten lead alloy... | 07/27/1982 |
