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The ice cream cone was invented at the St. Louis Worlds Fair by Ernest Hamwi in 1904. His waffle booth was next to an ice cream vendor who ran short of dishes. Hamwi rolled a waffle to hold ice cream and the cone was born.
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| Number | Title | Issue Date |
| 5257417 | Fire fighter's face shield assembly A transparent plastic face shield assembly for a fire fighter's helmet is disclosed which employs a thermally reflective applique on each of the end sections of a face shield near its points of pivotal attachment to opposite sides of the helmet. The appli... | 11/02/1993 |
| 5257418 | Shock absorbing glove A shock absorbing glove for sports and industrial activities having air or gas filled compartments on the palm portion to function as cushions to absorb shocks and impacts transmitted to the palm by an object gripped by the glove.... | 11/02/1993 |
| 5257419 | Abdominal support belt An abdominal support belt of the type which includes an elongated flat waist band adapted to encircle the waist of a user and one or more supplemental elastic (resilient) strap or straps having unattached ends adapted to be grasped and drawn toward the an... | 11/02/1993 |
| 5257420 | Earmuffs for use with headphones Earmuffs for use with headphones of the type having two speakers connected by a headband including two speaker receiving pouches. A headband receiving pouch is connected between the two speaker receiving pouches. Closing means are provided for closing the... | 11/02/1993 |
| 5257421 | Air fresh toilet Odors associated with the use of toilets are reduced by providing a water driven positive ventilation fan which pumps undesirable odor bearing gases from the toilet bowl and discharges them into the sewer through an auxiliary passage built into the toilet... | 11/02/1993 |
| 5257422 | Drain connection on a sanitary article The bowl (18) of a urinal is detachably fastened with threaded bolts (20) to a building wall (19). After detaching the bowl (18), it can be swung away from the building wall (19) by a limited amount by a pivoting device (26, 27, 28) for maintenance of con... | 11/02/1993 |
| 5257423 | Service island wash station enclosure A wash station enclosure for installation proximate self-service gas pumps and for use by users of said pumps has a cabinet with a top surface with a flush-mounted washbasin therein. A spigot protrudes above the washbasin and communicates with a freshwate... | 11/02/1993 |
| 5257424 | Foldable bed A foldable bed comprising a frame including a body section, a cavity section, a seat section, and a foot section, each of which includes a pair of side rails, each of which are pivotally interconnected and which are movable between an unfolded position an... | 11/02/1993 |
| 5257425 | Dependent patient transfer device A dependent patient transfer device is described for transporting a patient from one support (e.g., a bed) to another support (e.g., a commode). The device includes a wheeled frame and a seating portion. The seat is movable between a first position for su... | 11/02/1993 |
| 5257426 | Manual support apparatus attachable to a bedframe A manual support apparatus attachable to a bedframe for providing a secure and stable method for a user/patient to transfer into and out of bed independently, and enhance in-bed mobility. The manual support apparatus has two primary parts: a planar plate ... | 11/02/1993 |
| 5257427 | Enclosure apparatus for protecting a person against outdoor exposure factors A multi-functional enclosure device made of four layers of compliant thin sheet material has an interior bag, and a surrounding exterior bag that opens at the bottom. Thermally insulative material can be inserted into the space between the two bags. Close... | 11/02/1993 |
| 5257428 | Hospital bed collapsible for storage and transport A hospital bed, particulary suitable for home use comprises a plurality of sections which can be releasably connected together, and can be assembled for delivery and storage with head and foot sections, and head and foot boards stacked on a seat section. ... | 11/02/1993 |
| 5257429 | Therapeutic head and neck rest A therapeutic rest is disclosed herein having a first pillow composed of a soft tufted cover filled with a cushion material and a second pillow composed of a soft flexible material intended to be filled with a liquid of suitable temperature. A removable v... | 11/02/1993 |
| 5257430 | Bed having a system for moving a mattress up and down This invention relates to a bed having a base, a mattress, and a system for moving the mattress up and down to help a person to make the bed, which can be preferably adapted in a guest room of hotels or the like. The present invention provides a bed compr... | 11/02/1993 |
| 5257431 | Airplane loading bridge An array of non-contact proximity sensors are mounted adjacent the front bumper of the loading bridge to be in opposition to the airplane. The proximity sensors are interconnected to circuitry, and the approach speed of the gangway to the airplane is redu... | 11/02/1993 |
| 5257432 | Rod wiper A rod wiper for disposition about the rod of a fluid actuator comprises an annular wiper element of relatively high durometer having a pair of axially spaced lips engageable with the rod of the actuator, and an annular elastomeric element of relatively lo... | 11/02/1993 |
| 5257433 | Cleaner for piping A cleaner for piping according to this invention comprises: a nozzle supporting body having first injection holes for allowing the cleaner to be self-propelled in a backward direction of the piping, a nozzle supported by the nozzle supporting body and hav... | 11/02/1993 |
| 5257434 | Toothbrush A toothbrush comprising a block head having bristle tufts implanted therein, at least the whole of bristle tufts outer circumferentially disposed being implanted so as to be inwardly slanted in the direction substantially toward a center of the block head... | 11/02/1993 |
| 5257435 | Chimney cleaning tool A chimney cleaning tool for removing accumulations of foreign materials from the interior surfaces of smoke chambers and chimney flues of fireplaces and furnaces. The invention comprises a hub which is adapted to be rotated by a power driven rod, a single... | 11/02/1993 |
| 5257436 | Dual action self-cleaning windshield wiper A dual action, self-cleaning windshield wiper having a pair of elongated brushes and a pair of wiper blades pivotally attached to a main blade frame. The elongated brushes are mounted on a brush mounting frame portion of supporting frames which pivot to e... | 11/02/1993 |
| 5257437 | Mounting plate for securing a hinge bracket A mounting plate for securing a hinge bracket, and preferably a hinge bracket of a furniture hinge to a corpus part of a furniture piece or the like, has bores for receiving fixing screws and adjustable secures the hinge bracket to the plate. In order to ... | 11/02/1993 |
| 5257438 | Dosing method and apparatus for the delivery of predeterminate quantities of fiber flocks per unit of time The dosing method and apparatus meters predeterminate quantities of fiber flocks per unit of time by means of two feed devices arranged at the lower end of a flock chute and which form therebetween a conveying gap and an opening roll is preferably arrange... | 11/02/1993 |
| 5257439 | Quick release adjustable dental band clamp A Quick Release Adjustable Dental Band Clamp is intended to rigidly fix orthodontic attachments to a tooth. There are two major advantages to this invention. First, the band clamp can be compressed to a near-size fit by finger pressure, thereby, reducing ... | 11/02/1993 |
| 5257440 | Portable modular structure A modular structure comprising a metal frame consisting of tubular elements with rectangular cross sections, welded to each other by means of gusset plates, wherein the tubular elements are interrupted at the point of the juncture of one frame with an adj... | 11/02/1993 |
| 5257441 | Triple locking snap hook A safety snap hook having a "J" shaped shank at one end and a hook at the other end in which there is a spring biased latch having one end pivotally mounted on said shank, and further including a pivoting detent mounted on the shank so as to be selectivel... | 11/02/1993 |
| 5257442 | Apparatus for assembling workpieces An apparatus for assembling workpieces in which an assembling work is performed includes a workpiece setting jig, a setting station including a workpiece setting apparatus for setting a first workpiece on the workpiece setting jig, an assembling station i... | 11/02/1993 |
| 5257443 | Transport system for tire demounting and mounting service operations A nut runner can be moved along fixed rails and a moving rail. A tire, after being removed by using the nut runner, is supported on a tire dolly, and the tire is transported to an outer rail. Here, the tire is held by a hanger, and is transported to an op... | 11/02/1993 |
| 5257444 | Plate making apparatus A plate making apparatus is provided with a processing section conveying an elongated, rectangular printing plate, on which an image has been exposed, along a longitudinal direction of the printing plate and effecting processing of the printing plate, and... | 11/02/1993 |
| 5257445 | Bearing and pillow-block puller A bearing and pillow-block puller has a handle (43, 45, 50) attachable to a threaded base (3). Proximal ends of optionally puller rods (18), hook arms (35), puller chains (31) or puller straps (39) are attachable to tandem plates (5) on the threaded base ... | 11/02/1993 |
| 5257446 | Method to rotate tire and wheel assemblies A vehicle tire and wheel handling device in the form of a pair of tire and wheel receiving cradles or supports for receiving, supporting and handling vehicle tires and wheels when a vehicle is on a hoist in elevated position to facilitate the tires and wh... | 11/02/1993 |
| 5257447 | Method for inserting a slide into a slide frame An apparatus for carrying out a method for inserting a slide (3) into a slide frame (10) is provided with a pusher (12) reciprocally guided in the plane (21) of the slide frame (10), a guideway (24) for the slide (3) and a knife (4) for cutting off the sl... | 11/02/1993 |
| 5257448 | Clothes dryer with unitary bulkhead A bulkhead for a tumbler clothes dryer wherein the bulkhead panel is stamped as a unitary part from a single metal blank on a progressive die. The bulkhead panel includes a cylindrical plug portion which fits inside the tumbler drum, and four mounting bra... | 11/02/1993 |
| 5257449 | Method for fastening buttons to textile A method and an apparatus is described for fastening buttons to a textile fabric or the like, with the fastening threads (1) being collected to form a thin bundle beneath said button before said bundle is forced through the fabric (7), so that after the b... | 11/02/1993 |
| 5257450 | Automobile windshield molding member and method of manufacturing the same A molding member includes an elongate pre-shaped main body of initially constant cross-section, with upper and side portions to continuously extend along respective edges of an automobile windshield plate. The main body covers a gap between the windshield... | 11/02/1993 |
| 5257451 | Method of making durable sleeve for enclosing a bendable electrode tip assembly A reinforcing sleeve encloses a bendable electrode tip assembly for a catheter. The reinforcing sleeve is flexible enough to accommodate the bending movement desired for the electrode tip assembly. Still, the reinforcing sleeve provides added strength and... | 11/02/1993 |
| 5257452 | Methods of recovering a multi-layer printed circuit board A through hole is formed by a drill in a defective through hole in a board. An insulating resin is coated on the inner surface of the through hole and a cylindrical conductor is closely fixed with an adhesive to the hole h1 to form a reproduced through ho... | 11/02/1993 |
| 5257453 | Process for making exhaust valves A method of making work-hardened poppet exhaust valves for internal combustion engines comprises the steps of: providing a solutioned work-hardenable austenitic stainless steel coil or bar stock in which chromium is present in the range of 13%-25% by weig... | 11/02/1993 |
| 5257454 | Method of making a heat exchanger with thermal stress relieving zone A heat exchanger for an automotive vehicle includes a frame having a pair of headers and a pair of side supports disposed between the headers at opposite ends thereof. Each of the side supports includes a generally planar base and a pair of flanges extend... | 11/02/1993 |
| 5257455 | Method of making a two-piece/full face sheet metal disk wheel The present invention relates to a two-piece/full-face sheet metal disk wheel including a disk with a full-face structure which utilizes an outer peripheral: portion of the disk as a front-side flange of a rim. This wheel includes the rim, and the disk ha... | 11/02/1993 |
| 5257456 | Shaving apparatus The invention is directed to an electric shaving apparatus having a housing and a shaving head assembly which is adapted to pivot relative to the housing about a pivotal axis Z and is comprised of a shaving plane formed by at least one outer cutter having... | 11/02/1993 |
