Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 4334636 | Apparatus for handling gasket-forming material Apparatus is provided for handling gasket-forming material. This material is usually supplied in tubular cartridge form and is dispensed to a screen with a porous pattern which shapes the material to the desired gasket-configuration. The material is sprea... | 06/15/1982 |
| 4330070 | Relating to dose determining means of paste dispenser A paste dose dispenser is provided which incorporates a housing (1) through which passes a drive rod (3) connected to a plunger (4). A lever (14) is pivotally mounted on a pin (15) for movement towards a handle (2), such action causing a plate (9) to tilt... | 05/18/1982 |
| 4330280 | Ejector holder for capsule-like cartridge A manually operable ejector holder for a loaded capsule-like cartridge of cylindrical shape open at one end and provided with an annular flange at the open end, the other end being closed but provided with an angular discharge nipple and the holder having... | 05/18/1982 |
| 4323176 | Manually-operable ratchet type dispenser for comestibles A dispenser for comestibles having a container which is supported by a casing. The casing has a frame there which, in turn, supports an axially movable ratchet mechanism. The ratchet is moved by an actuator which is operatively interconnected with a handl... | 04/06/1982 |
| 4306671 | Portable motor driven dispenser A motor driven dispenser for extruding viscous material from a cartridge is disclosed in which a cartridge tray and a reversible, motor driven cartridge plunger are mounted on a centrally hinged gear case which contains a pair of gears for transmitting mo... | 12/22/1981 |
| 4299329 | Extrusion cover for containers An extrusion cover for containers, which is made of a thin one-piece plate having a circular cutting line thereon, a frusto-conical recess in the central portion thereof defined by the cutting line, small projections on at least one portion of the tapered... | 11/10/1981 |
| 4277194 | Paste dispensing toothbrush A toothbrush having a polishing paste compartment and a plunger apparatus for forcing paste through a passageway into communication with the bristles of the toothbrush. The compartment for containing the paste may be either a refillable container or cartr... | 07/07/1981 |
| 4273269 | Hand held electric caulking gun A hand-held electric caulking gun wherein a caulk-driving piston is forced through the caulk-retaining receptacle of the gun in a manner to force caulking from the gun with considerable force and at a continuous easy-to-control flow. The gun includes a sp... | 06/16/1981 |
| 4264021 | Hand held electric caulking gun A hand-held electric caulking gun wherein a caulking-driving piston is forced through the caulk-retaining receptacle of the gun in a manner to force caulking from the gun with considerable force and at a continuous easy-to-control flow. The gun includes a... | 04/28/1981 |
| 4249677 | Hand held electric caulking gun A hand held electric caulking gun wherein a caulk-driving piston is forced through the caulk-retaining receptacle of the gun in a manner to force caulking from the gun with considerable force and at a continuous easy-to-control flow. The gun includes a cl... | 02/10/1981 |
| 4231492 | Apparatus and method for dispensing putty-like material Dispenser apparatus and method for dispensing putty-like material utilizes a plastic bag as the container for the putty-like material to facilitate shipment and storage of the material and provide for ease of refilling the dispenser with additional materi... | 11/04/1980 |
| 4213546 | Cap for the nozzle of a caulking cartridge A cap to be placed on the nozzle of a caulking cartridge, for example, loaded in a caulking gun for preventing discharge from the nozzle and sealing it. The cap comprises an elongate hollow body closed at its front end and open at its back end for placeme... | 07/22/1980 |
| 4198756 | Manual extruder A manual extruder for accurately and precisely extruding composite resin type material which includes an elongated tubular barrel having a readily detachable nozzle tip and an associated plunger for extruding the material to be dispensed from the nozzle t... | 04/22/1980 |
| 4180187 | Automatic piston drive mechanism for use in caulking gun An automatic piston drive mechanism for use in dispensing flowable compound material through an orifice of a housing in which the material is contained. The housing may be that of a caulking gun or else that of a cartridge as insertable on a carriage of a... | 12/25/1979 |
| 4171072 | Hand held electric caulking gun A hand held electric caulking gun wherein a caulk-driving piston is forced through the caulk-retaining receptacle of the gun in a manner to force caulking from the gun with considerable force and at a continuous easy-to-control flow. The gun includes a cl... | 10/16/1979 |
| 4162501 | Ink supply system for an ink jet printer An ink supply system for an ink printer having a pressurizable, interchangeable ink cartridge, means for pressuring the ink cartridge upon insertion into the ink cartridge receptacle, and means for establishing fluid communication between the interior of ... | 07/24/1979 |
| 4136801 | Replaceable cartridge for a dispenser A replaceable cartridge for a dispenser comprises an elongated collapsible envelope for containing the material to be dispensed. The cartridge includes a tubular body portion and two end walls which are of one-piece with the tubular body portion. The cart... | 01/30/1979 |
| 4135644 | Caulking gun A caulking gun is disclosed comprising a handle, a ramp mounted on the handle for receiving a caulking cartridge having a nozzle thereon, the end of which has to be removed by cutting. The nozzle of the caulking gun is also sealed to a caulking cartridge ... | 01/23/1979 |
| 4131217 | Device for emptying a container A device for emptying a container of the type comprising two domed parts of different stiffnesses sealed along a joint and having an outwardly directed flange adjacent the joint. A holder for the container has an opening and a member defining a gap to pos... | 12/26/1978 |
| 4126251 | Calking gun pressure release mechanism A pressure release mechanism for a calking gun adapted to receive a calking material containing cartridge tube and having a piston device for applying pressure to the tube for dispensing calking material therefrom enables the pressure to be released by th... | 11/21/1978 |
| 4114781 | Hand-held, battery-operated decorative extruder for cookie dough and similar food substances A simple and inexpensive, hand-held, battery-operated device extrudes dough or another paste- or cream-like food substance to make cookies and the like or food decorations. The substance is in a tube and is pushed out by a nonrotating pusher moved along t... | 09/19/1978 |
| 4083428 | Plunger for hand grease guns A grease gun plunger of elastic material formed to provide a central hub, a peripheral skirt, and a web joining the skirt to said hub, the web being unitary with said hub at a first end of the plunger and with the skirt at a second end of the plunger to c... | 04/11/1978 |
| 4077493 | Grease gun A grease gun characterized in that a dispensing head assembly having a lever-operated piston pump is screwed onto the head end of a grease-containing cylinder and in that a spring-biased plunger and rod assembly inserted into said cylinder from the head e... | 03/07/1978 |
| 4072250 | Apparatus for plugging holes in an electric smelting furnace or the like An apparatus for plugging holes in an electric smelting furnace or the like is disclosed. The apparatus comprises first and second tubular members, the second being adapted to be secured to the first by means of two assemblies mounted exterior of the tube... | 02/07/1978 |
| 4067481 | Hand-holdable gun for longitudinal extrusion of a thermoplastic-type medium therefrom and removable heat sleeve therefor A removable heat sleeve for use in hand-holdable gun for facilitating longitudinal extrusion of a thermoplastic-type medium from a removable self-contained storage cartridge container therefor in response to piston pressure along the longitudinal axis of ... | 01/10/1978 |
| 4024994 | Power operated caulking gun This invention relates to a hand held electric caulking gun wherein a caulk-driving piston is forced through the caulk-retaining receptacle of the gun in a manner to force caulking from the gun with considerable force and at a continuous easy-to-control f... | 05/24/1977 |
| 3997084 | Caulking gun adapter for an electric hand drill This invention relates generally to caulking apparatus and particularly to a caulking gun attachment for an electric hand drill that is intended for securing to the drill body and drivably connected therewith whereafter upon operation of the drill, a caul... | 12/14/1976 |
| 3997085 | Caulking gun A caulking gun including a barrel having a dispensing tip on the outer end and a mechanism for releasably connecting the tip in sealing engagement with the outer end of the barrel. The barrel has a handle mounted on the inner end thereof with a trigger pi... | 12/14/1976 |
| 3985273 | Caulking gun adapter for an electric hand drill This invention relates generally to caulking devices and particularly to a caulking gun attachment for an electric hand drill that includes apparatus for securing the gun to the drill and drivably connect the drill therewith whereafter upon operation of t... | 10/12/1976 |
