"The radio craze will die out in time."
Thomas Edison ; 1922
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 4930180 | Windshield wiper blade A windshield wiper blade universally adaptable to engage different pressure distributing superstructures having claws to retain the blade assembly. The elements of the wiper blade can be varied in order to accommodate the claw width and head clearance of ... | 06/05/1990 |
| 4916773 | Paint brush with integral cleaning means A paint brush is disclosed herein having an apertured block retaining the heel of a plurality of bristles. A frame is secured to the block on one end and secured to a handle on its other end so as to define a cavity between the block and the handle for st... | 04/17/1990 |
| 4893370 | Hand tool for cleaning smooth surfaces, in particular panes of glass A hand tool for cleaning smooth surfaces having a holder in the form of a flat box; a sponge block and a squeegee, spaced apart from and parallel to the sponge block; a swivelable handle disposed on the holder, on an incline and laterally about an axis ex... | 01/16/1990 |
| 4890350 | Emergency paint brush A brush-bristle carrying device that is attachable to a handle member to form a brush. A thin layer of an adhesive overlies a flexible strip of material and is protected by a flexible protective cover that is peeled away when a brush is to be made. A bund... | 01/02/1990 |
| 4888844 | Toothbrush for natural teeth and dentures A multi-purpose toothbrush for cleaning and brushing a person's natural teeth and also his or her dentures. The device comprises an elongated handle for holding same by a user. An enlarged bulbous member is provided at one end of the handle. This member h... | 12/26/1989 |
| 4888845 | Sweeping apparatus for railway ballast regulators An improved broom element, means for loosely attaching the broom element to a broom element holder and orientation of broom elements on a broom reel of a railway ballast regulator is provided. The apparatus significantly reduces the time and effort requir... | 12/26/1989 |
| 4887327 | Paint brush ferrule cover A two piece cover for the ferrule of a paint brush is provided which is formed from a rubber composition and includes (a) a cover ferrule section having a hose (b) and a hook which is intergrally formed with a plate. The hook extends through a hole in the... | 12/19/1989 |
| 4884311 | Dental appliance This invention relates to the field of oral hygiene. One embodiment comprises a spring clamp adapted for removable affixation to the bristles of a toothbrush, after it has been used, in a crucial region proximal the free ends of the brush bristles. A disc... | 12/05/1989 |
| 4881291 | Lottery ticket scraper enabling precise removal of surface layer from ticket A hand held device is herein provided for selectively scraping a surface layer from the face of a lottery ticket or the like, with this device having a housing member upon which a blade is mounted, with the housing having a central cavity for catching and... | 11/21/1989 |
| 4881289 | Paint-coating brush A paint-coating brush is disclosed which comprises a body with an axial center bore and with a threaded portion on the butt side, a plurality of piliform members bundled on the outer surface of a muzzle-side end portion of the body, a cylindrical sleeve f... | 11/21/1989 |
| 4879783 | Device, especially reciprocating stroke wiper system for motor vehicles As to a reciprocating stroke wiper system for motor vehicles with a piston movably guided in a housing a projecting arm unrotatably fixed to the piston and comprising a guiding fork is provided as a protection against twisting, which projecting arm is gui... | 11/14/1989 |
| 4879781 | Toothbrush with positionable stimulator tip Improved attachment structure between a rotatable interdental device and a toothbrush handle having said device rotatable about a movable shaft. The device is held in position by positioners which engage when the device is at a predetermined angle to said... | 11/14/1989 |
| 4878263 | Connector device to mount a windshield wiper contact clip, and clip endowed with such a connector device A connector device (C) for mounting a clip (E) of a windshield wiper contact portion on a curved end (2) of an arm comprises a component (1) having a substantially U-shaped longitudinal profile with two legs (7, 8) designed to lodge in the concave part of... | 11/07/1989 |
| 4876157 | Process for producing a toothbrush and a toothbrush blank for use in the process A toothbrush blank having a handle, a pair of head portions provided with a plurality of bristles receiving bores on one side of the head portions, and a narrow hinge-forming V-shaped cavity or groove formed on the same bristle receiving side of the head ... | 10/24/1989 |
| 4873740 | Wiping mirror assembly An improved rear-view wiping mirror assembly is described in which a rear-view mirror has placed against it a horizontal wiper connected at both ends to a bracket. The wiper is driven in oscillation by a vertically-positioned improved helical screw having... | 10/17/1989 |
| 4873923 | Hydraulic press platon support A hydraulic press for compacting materials with a large platen area has a platen support comprising of four hydraulic cylinders, one at each corner of a rectangular or square shaped platen. The cylinders are supplied with near equal fluid flows from comme... | 10/17/1989 |
| 4873739 | Chimney cleaning device This invention relates to two or more flat flexible membranes segmented into blades for cleaning chimneys and conduits. Said membranes can be lowered into a chimney by gravity and with only light contact with the interior surface of the chimney. The blade... | 10/17/1989 |
| 4870713 | Self cleaning truck mirror A self cleaning truck mirror has a housing which contains a tank for storing washer fluid. A wiper is mounted for reciprocation across the face of the mirror by a mechanism within the housing. The reciprocating mechansim includes a carriage screw provided... | 10/03/1989 |
| 4866812 | Wiperblade of windshield wiper A wiperblade comprising a main yoke having on the longitudinally central portion formed by two side plates spaced apart and parallel, non-circular and aligning through holes formed in the side plates, and a pin having non-circular portions corresponding t... | 09/19/1989 |
| 4866807 | Toothbrush The tooth brush comprises a figurehead detachably fixed to a handle. The head contains a module with at least one pushbutton, a loudspeaker, a digital sound generator and a battery (19). When the button is pressed, a tune is generated by the sound generat... | 09/19/1989 |
| 4866806 | Surgical scrub sponge A multilayered foam scrub sponge for cleanup prior to a surgical procedure is described. One layer serves to impart a degree of rigidity to the structure, another layer retains an antiseptic solution, while a third layer acts as a scrubbing surface. The s... | 09/19/1989 |
| 4866811 | Wiping device for panes of power vehicles A wiping device for panes of power vehicles comprises a swingingly movable wiper arm which includes a first wiper arm part holding a swinging shaft and a second wiper arm part provided with a wiping element arranged to abut against a pane, and a hinge con... | 09/19/1989 |
| 4864676 | Tooth brush The present invention relates to a tooth brush comprising a brush handle, a brush stem, and a brush head which carries on the base face thereof a plurality of bristle tufts rising up in a generally uniform direction, wherein the brush head (3) is formed o... | 09/12/1989 |
| 4864678 | Relating to windscreen wiper arms A flexible windscreen wiper arm (1) of unitary construction, having means (2, 3) at one end of the arm for attachment to a wiper blade, and means (6) at the other to engage a rotary driving spindle (8). Between the two ends of the arm is a region (12) cap... | 09/12/1989 |
| 4858268 | Windshield wiper device for use in vehicles There is disclosed a windshield wiper device for wiping the window glass of an automotive vehicle. The windshield wiper includes: an arm head, a retainer, an arm spring, and a wiper blade. The arm head is adapted to be fixed to the wiper shaft of the vehi... | 08/22/1989 |
| 4858266 | Bicycle tool The present invention is a bicycle cleaning tool having a rigid bar, a flexible toothed tapered curved prong with a pointed end, and a brush with a curved brush face. The rigid bar knocks clumps of dirt from a bicycle component. The toothed prong pries in... | 08/22/1989 |
| 4852204 | Windshield wiper structure Windshield wiper structure includes a wiper blade for engaging a windshield of a vehicle, and supporting elements including a metallic wiper blade carrier for carrying the blade, a metallic wiper arm connected to the carrier and pivotally mountable throug... | 08/01/1989 |
| 4852202 | Toothbrush with angled bristles A toothbrush is provided with a plurality of bristles arranged perpendicular to the working surface of the brush head, and a further plurality of bristles arranged at an angle with respect thereto of preferably 45°. The angled bristles extend from a work... | 08/01/1989 |
| 4852205 | Controlling circuit for window wiper accommodating apparatus A controlling circuit for a motorcar front window wiper accommodating apparatus of a concealed type wherein a wiper is accommodated within an opening portion provided between the front window lower edge and the bonnet rear-end edge, the opening portion is... | 08/01/1989 |
| 4852203 | Paint edger for the application of paint This improved invention is to provide the user with an easy improved method of edging paint on walls or surfaces usually adjacent to ceilings or other walls or surfaces, with the important provision of being able to paint into the corner of another wall a... | 08/01/1989 |
| 4853041 | Method of cleaning a carpet A hand held brush specifically adapted for sweeping and cleaning regions of carpet. The brush is constructed with a handle portion in which is secured a field of bristles in a slanted bristle array. The bristle length tapers downwardly from the frontal ed... | 08/01/1989 |
| 4852207 | Mop squeezer The mop squeezer of the invention provides an efficient means to squeeze a rinsed mop yarns to give a water content and distribution thereof most suitable in respect of the working efficiency of mopping of large building floors. The mop squeezer comprises... | 08/01/1989 |
| 4850074 | Folding toothbrush A folding toothbrush having an articulated handle with a front portion, a center portion and a back portion. Bristles are attached to the front end of the front portion. The handle portions are joined by hinges such that the toothbrush can be stored in a ... | 07/25/1989 |
| 4850071 | Cleaning tool with manual and power adaption A tool cleaner for selected manual or powered use comprising a stem assembly with a brush mounted on one end of the stem assembly and a handle mounted to the other end of the stem assembly. The stem assembly includes a stem portion with a hexagonal member... | 07/25/1989 |
| 4850073 | Napped fiber brush for cleaning textile fabrics Fiber pile brush for the cleaning of textile fabrics comprising a support provided with a synthetic fiber pile covering, for example of nylon velour with unidirectionally oriented pile fibers wherein the fiber pile covering is divided along a direction ex... | 07/25/1989 |
| 4850271 | Round baler having simulated bale size and shape indicator In a rotary crop baler for producing cylindrical crop bales, a simulated bale size and shape indicator is provided which provides the baler operator with a graphic representation of the size and shape of the bale being formed in the baler. The preferred i... | 07/25/1989 |
| 4850272 | Articulated-lever cutting and forming press The invention relates to an articulated lever press consisting of a press stand (1.1) and a frame-shaped press slide (2.1), the slide (2.1) possessing a hydraulic cylinder drive (2.12) which is arranged on it and is connected to the multi-articulated supp... | 07/25/1989 |
| 4847940 | Windshield wiper blade A windshield wiper blade made of a synthetic elastomeric material includes an elongated body having a longitudinal axis, a longitudinally extending central squeegee rib and a longitudinally extending scraping rib immediately adjacent to and on each side o... | 07/18/1989 |
| 4847939 | Protective paintbrush sleeve A sleeve device for protecting paintbrushes during soaking and storage comprises a resilient, generally rectangular body portion, having front and back faces, left and right sides, and a bottom opening, dimensioned to receive the brush stock and bristles;... | 07/18/1989 |
| 4847938 | Cleaning apparatus, particularly for cleaning window panes A cleaning apparatus, particularly for cleaning window panes includes a shaft-like hollow handle and a replaceable approximately strip-shaped cleaning tool mounted between two clamping jaws which are adjustable relative to one another. One of the clamping... | 07/18/1989 |