Famous Patents
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 |
| 6595164 | Cooling system for an internal combustion engine cooled with a liquid coolant An improved unified cooling system for an internal combustion engine that generally includes a cylinder head and a cylinder block, in which the cylinder head and cylinder block are maintained at different operating temperatures despite using only a single... | 07/22/2003 |
| 6251322 | Synthetic polyester absorbent materials The invention provides synthetic polymeric fibers which have utility as temporary acquisition/distribution absorbent structures and permanent storage/distribution absorbent structures in a wide range of absorbent products such as diapers, feminine napkins... | 06/26/2001 |
| 6234399 | Method and means for determining malfunctioning of a thermostatic valve To detect the capability to function of a thermostatic valve of a cooling system of an internal combustion engine of a vehicle, the actual temperature of the internal combustion engine, the ambient temperature and the actual temperature at the outlet of a... | 05/22/2001 |
| 6232732 | Method and circuit for braking an electric drive motor In a method for braking an electric drive motor, especially a drive motor for driving a grooved drum of a winding head of a bobbin winding machine which motor is loaded for braking in a direction opposite to a rated nominal current with a braking current,... | 05/15/2001 |
| 6228892 | Antiallergic agents An antiallergic agent which is characterized in containing at least one compound selected from a group consisting of 4,5-dihydroxy-2-cyclopenten-1-one represented by the following formula [I] and an optically active substance and a salt thereof as an effe... | 05/08/2001 |
| 6226838 | Device for opening slivers A device for opening slivers (4) for feeding an OE spinning device (3), comprising a sliver feed device defining a sliver clamping position (7), a rotating opening roller (8) having a circumference with spirally extending combing elements (9, 24) for enga... | 05/08/2001 |
| 6224293 | Variable amplitude vibration generator for compaction machine A vibration generator includes a weight member, a shaft rotatable about an axis of rotation extending longitudinally therethrough and having a mounting area on which the weight member is mounted, and a positioning arm disposed in engagement with the weigh... | 05/01/2001 |
| 6221121 | Filter apparatus for a textile machine having relief and collector elements A filter chamber (8) for the vacuum system of a textile machine (1) comprises connection conduits (14, 15) between a vacuum source (7) and a suction conduit (9) running the length of the machine. A filter 10 is arranged inside the filter chamber (8) at an... | 04/24/2001 |
| 6214072 | Ceramic coated filter medium and internal support A filter comprising (i) a filter bag formed of a filter medium comprising glass fibers, the fibers being fixed to one another at crossover points by a ceramic binder coating, and (ii) a transversely adjustable support member to which the filter medium is ... | 04/10/2001 |
| 6209304 | Spinning device A device for producing spun yarn by means of an airflow acting in the area between a sliver guide and a spindle (13) on fibers of a non-twisted sliver (10) drafted and delivered by a drafting arrangement in order to twist the fibers. Thereafter, the slive... | 04/03/2001 |
| 6189692 | Protective bag for shipment and storage of articles of equipment and method of fabricating same A protective furniture shipment and storage bag is formed as an envelope comprised of inner and outer transparent film layers with protective cushioning foam elements sandwiched therebetween at opposite ends of the envelope to define a furniture viewing w... | 02/20/2001 |
| 6168409 | Apparatus for making two component fibers or continuous filaments using flexible tube inserts Apparatus for making two component fibers or continuous filaments which includes a pre-die plate having first openings through which a component flows to aligned second openings in a die juxtaposed the pre-die plate, and a flexible tube member extending f... | 01/02/2001 |
| 6164774 | Eyeglasses with magnetic attachment lens A combination eyeglass frame and attachment frame which includes two pairs of magnets, one pair being mounted on the inside surface of the temples of the eyeglass frame and the other pair being mounted at the ends of the attachment frame. The attachment f... | 12/26/2000 |
| 6148464 | Golf ball cleaning device An inexpensive, portable golf ball cleaning device which provides a readily accessible means for cleaning a golf ball at any time and at any point on the golf course. The golf ball cleaning device includes a ball cleaning pad removably attachable to a gol... | 11/21/2000 |
| 6058936 | Medical/athletic wrap A roll of sheet material is disclosed for use in medical and/or athletic wrapping of a body part. The roll includes a hollow, cylindrical, core with a sheet of plastic film wound thereupon. The axial dimensions of the core and film are limited so that the... | 05/09/2000 |
| 6059701 | Apparatus for exercising the lower back An apparatus for exercising the lower back muscles of a user includes a frame, an arrangement mounted to the frame for resisting forward movement of the user's hips while maintaining the user's gluteus maximus and hamstring muscles in a relatively relaxed... | 05/09/2000 |
| 6052953 | Eave connection assembly An eave connection assembly for a structural frame for a building which includes a sidewall stud having an outer vertical member and an inner vertical member. The eave connection assembly includes a truss with an end portion that has a generally verticall... | 04/25/2000 |
| 5954412 | High load aquarium support cabinet A high load support stand or cabinet for aquariums or other heavy objects, the stand having a pair of side members pivotally joined by hinges to a front member, a back brace member fitting into slots in the side member, a bottom member and a top member ea... | 09/21/1999 |
| 5934059 | Manipulating device on a can changing carriage of a spinning machine A manipulating device for can changing between a can changing carriage and a row of payout cans in a spinning machine is described for the case where rectangular cans are used. To automate the transfer of the cans without substantially increasing the expe... | 08/10/1999 |
| 5930850 | Swimming pool skimming gutter having a closed gutter conduit and water-spray tube therein A perimeter skimming gutter and retaining wall of a swimming pool comprises an elongate open first gutter conduit extending about the periphery of the swimming pool for receiving water from the swimming pool; an elongate closed second gutter conduit exten... | 08/03/1999 |
| 5901544 | Method and apparatus for producing randomly variegated multiple strand twisted yarn and yarn and fabric made by said method A method and apparatus for producing randomly variegated multiple strand wrapped yarn in twisting together two or more yarns at a plurality of yarn twisting stations. At each station a pneumatic twisting head is disposed in which randomly turbulent air cu... | 05/11/1999 |
| 5813173 | Gutter protector An improved gutter protector is disclosed of the type having an inner edge portion in contact with a row of shingles on a roof, a draining surface portion with a plurality of sequential, laterally extending sections, and an outer end portion extending fro... | 09/29/1998 |
| 5794655 | Swing-type check valve assembly having an integrated valve seat and valve housing cover A swing-check valve for controlling fluid flow includes a valve housing and a valve assembly connected to a removable cover of the valve housing for rigid positioning of the valve assembly within the interior of the valve housing. Moreover, the valve asse... | 08/18/1998 |
| 5787689 | Bag discharge constriction apparatus and method for constriction control A bag discharge constriction apparatus and method are disclosed in which the extent to which an opening in a bag is constricted is adjustably varied to control the discharge of material from the bag. The apparatus has a first control bar and a second cont... | 08/04/1998 |
| 5755182 | Litter box assembly and cleaning method An improved litter box assembly includes two litter boxes with one box nested within another. Each box has a floor with multiple openings and a plate disposed under the floor. Each plate is slidably attached to the floor of the respective box and also has... | 05/26/1998 |
| 5746046 | Method for forming comingled composite yarn A composite yarn and a method for forming the composite yarn include the composite yarn being formed from different components wherein the resultant yarn exhibits characteristics not apparent from the individual component yarns with the composite yarn bei... | 05/05/1998 |
| 5722176 | Brick alignment apparatus An apparatus for aligning bricks placed in a predetermined pattern during construction of a static structure, particularly a chimney, with the bricks being placed in an angular relationship with upstanding walls of the chimney, includes an assembly for at... | 03/03/1998 |
