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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 |
| 7314141 | Folding belt filter A belt filter for effecting separation of liquid from solids where, at the collection zone, a filter belt or belts is changed shape so as to provide a supporting shape to bold liquid, which is then fed into a nipping zone. In an embodiment there is a single belt use... | 01/01/2008 |
| 7080427 | Self-cleaning door handle for a self-closing door A self-cleaning handle for a self-closing door. The door is movable by a user between a normally closed position and an open position, and is automatically moved from the open position back to the closed position. The handle having a housing secured to said door and... | 07/25/2006 |
| 6525754 | Photographic recording device with automatic loading and unloading of a band-shaped medium The invention relates to a photographic recording arrangement for the recording of photographic images onto a band-shaped medium, with a medium source which a supplies a band-shaped medium, with a clamping arrangement which provides a clamping track and a... | 02/25/2003 |
| 6098915 | Tape winding apparatus and tape winding method To assure that a tape-shaped package is automatically wound around a reel, a tape winding apparatus includes as essential components a reel driving shaft having a reel fitted thereonto, a tape-shaped package guiding slider for guiding the movement of a ta... | 08/08/2000 |
| 6027066 | Carpet strip rolling machine A device for winding a carpet strip into a compact roll for handling and transport winds the carpet strip about a motor powered winding spindle controlled by, for example, a foot pedal, the strip being guided onto the spindle by a pair of selectively spac... | 02/22/2000 |
| 5904312 | Reel slitter A reel slitter includes a slitting station for slitting a material web into partial webs and a winding station to wind the partial webs into partial web rolls. A transporter conveys at least one partial web from the slitting station. The transporter is di... | 05/18/1999 |
| 5857636 | Method and apparatus for providing securement for toy balloons A mechanism is provided for unwinding ribbon from a supply spool, for rolling the ribbon to form a wound roll, and for cutting the roll free of the supply. The rolled ribbon segments resulting from this operation are transported to a conveyor for assembly... | 01/12/1999 |
| 5850982 | Device for the wind up of a knitted material web The invention relates to a device for the winding of a knitted material web which is being delivered from a warp knitting machine to a material roll by using an axial drive which is being regulated by sensors which measure the tension in the material web.... | 12/22/1998 |
| 5775622 | Warp reeling system A warp formed of a multiplicity of parallel filaments is wound on a warp beam by an apparatus having a supply of the warp, a transport roller, and an adjustment roller adjacent the transport roller and movable between a holding position engaging the trans... | 07/07/1998 |
| 5713534 | Continuous web winding apparatus A web winding and severing apparatus using a linear carriage arrangement wherein the cores are positioned relative to feed to a winding drum in a bilateral manner such that a core is always adjacent to the drum ready to receive the leading edge of the web... | 02/03/1998 |
| 5636811 | Strapping reclaimer A strapping reclaimer includes a strapping feeder. There is a strapping joining station adjacent the feeder. A strapping reeling apparatus is adjacent the strapping joining station. Preferably the feeder includes a strapping straightener. The strapping jo... | 06/10/1997 |
| 5511586 | Device for affixing a drive element to a loom warp beam shaft A device for affixing a shaft drive element to a loom warp beam shaft includes a clamping element having teeth, teeth at one end of the drive shaft and teeth on the drive element, and a displacement mechanism for sliding the clamping element and drive ele... | 04/30/1996 |
| 5385317 | Long film receptacle A film receptacle for winding a long length of film including a film box having an entrance for admitting a film and a winding member provided in the film box. The winding member including a curled holding portion for winding the film admitted through the... | 01/31/1995 |
| 5374006 | Method and apparatus for winding substrates that are capable of being wound A substrate capable of being wound is transported to a substrate carrier and wound onto the latter. For that purpose the substrate is first held in a defined storage position. With the substrate in that storage position the substrate carrier is moved into... | 12/20/1994 |
| 5299753 | Cloth takeup and method A loom cloth takeup having pivotally mounted arms A exerting a force upon a friction roll (F) has first and second control devices (E) and (H) respectively for controlling tension on the cloth ahead of the friction roll (F) and for controlling a motor (G)... | 04/05/1994 |
| 5294069 | Media feed and roller device for an electrographic printer Apparatus for automatically feeding and rolling output media from a printer. The apparatus comprises a supply roll for supplying a recording media having a leading edge, a clamping assembly for clamping the leading edge of the recording media, the clampin... | 03/15/1994 |
| 5238198 | Automatic take-up device for a continuous sheet of paper An automatic take-up device for automatically rolling and taking up a continuous sheet of paper on which transaction results are printed. The automatic take-up device comprises a take-up spool having a first flange member, a second flange member, and a ta... | 08/24/1993 |
| 5213276 | Self-threading journal printer A self-threading and feeding arrangement for a printer including a drop-in supply station, a printing station and a take-up station. A pay-out roller is journaled across the bottom arcuate wall of the supply station for supporting a web of print receiving... | 05/25/1993 |
| 5195692 | Amorphous ribbon take-up method and apparatus therefor A method of taking up the ribbon, which flies from a quickly cooling roll, directly on a drum. There are connected in the recited order a guide tube fixed in the vicinity of the roll and in a tangential direction, a movable suction tube, a flexible hose a... | 03/23/1993 |
| 5190233 | Apparatus for cutting and feeding strips of web material An apparatus for cutting and feeding strips of web material includes a source (36) of an indeterminate length of web material; means (40-48) for withdrawing a predetermined portion (10) of web material from the source; a guide track (56,98-104) for receiv... | 03/02/1993 |
| 5112002 | Automatic winding mechanism for a continuous sheet and the like An automatic winding mechanism which includes a rotatable winding shaft, a first guide including a circular first guide portion and a second guide including a substantially U-shaped second guide portion is disclosed. A leader portion of a continuous sheet... | 05/12/1992 |
| 5112004 | Strap dispensing and accumulating apparatus and combination of same with strapping machine Strap dispensing and accumulating apparatus including a device for feeding strap from a strap supply to a strapping machine and an accumulator for accumulating strap being fed forwardly from the strap supply or being pushed backwardly by means of tensioni... | 05/12/1992 |
| 5035373 | Constant contact lay-on roll winder An improved turret type winder incorporates articulated constant contact lay-on rolls mounted concentrically with chucks at the ends of the arms of the turret winder. The articulated constant contact lay-on rolls are continuously repositioned radially dur... | 07/30/1991 |
| 5001976 | Apparatus for drawing in a lap sheet into a lap winder The auxiliary device for drawing in a lap sheet between the calender rollers includes a curved plate and a flexible flat structure secured to a rear edge of the plate. The plate is introduced into a gap between the first two calender rollers and moved abo... | 03/26/1991 |
| 4997139 | Sanitary door handle cover dispensing device The invention is directed to a dispensing device for the automatically dispensing of a sanitary covering for rest room exit door handles, laboratory doors and the like. The door handle is enclosed with a dry sanitary covering which is replaced from a supp... | 03/05/1991 |
| 4993654 | Method of winding film on a spool and loading the spool with the film into a magazine, and a system for carrying out the method A spool around which a roll film is to be wound is carried by a pallet having a spool holding shaft which holds the spool and rotates the spool under a force transmitted thereto from outside the pallet and a pair of film pinch arms which pinch the outer e... | 02/19/1991 |
| 4974784 | Winding apparatus for paper, textiles or synthetic plastic webs A winding apparatus for winding webs of paper, textile fabric, synthetic plastic material or other similar webs into tight rolls comprising a winding chamber having an inlet opening at the top and a pair of drive rollers for frictionally driving a roll of... | 12/04/1990 |
| 4957247 | Film winding apparatus A film winding apparatus comprises a positioning device for a spool of a photographic film having a lateral rib formed on the external circumference of the core of the spool, around which a photographic film with a predetermined length is wound, and this ... | 09/18/1990 |
| 4941620 | Apparatus for storing flexible webs on the cores of takeup reels Apparatus for convoluting exposed and copied photographic films on the cores of takeup reels has an advancing mechanism which transports successive films along a given path so that the leaders of successive films can be engaged by the gripper of a pivotab... | 07/17/1990 |
| 4909454 | Apparatus for inserting a winding sleeve or core into a winding machine The apparatus for inserting a winding sleeve in a winding machine includes at least one supporting roll, at least two adjustable winder support pieces with spindles positioned opposite each other for receiving the winding sleeve and at least one sleeve gr... | 03/20/1990 |
| 4824039 | Apparatus for applying a paper web to the underside of a roll-making drum A device for lifting the leading end of a paper web to the underside of a support drum on which rolls can be formed from the paper web comprises a lifting device which has a suction box pivotal thereon about an axis parallel to the drum axis, so that as t... | 04/25/1989 |
| 4823147 | Graphic machine with continuous storing device A graphic machine or plotter comprising a feed roll (30) for continuously supplying a print medium such as paper (20), driving means (24) for driving the paper supplied by the feed roll to produce a drawing on the paper, and a take-up roll (40) for receiv... | 04/18/1989 |
| 4775110 | Method of and apparatus for the automatic winding of a web of sheet material The apparatus for automatically cutting and rolling up a sheet of material comprises a winder with a least one feed drum. The winder cuts the sheet of material, advantageously first the winder weakens the sheet of material along a cutting line. Then the s... | 10/04/1988 |
| 4769652 | Method and apparatus for handling sheet materials An ink jet printer with a continuous supply of sheet material from a spool contained within an imaging drum. The sheet material is withdrawn from the interior of the drum by a pair of rollers carried by the drum and removably connected to an external driv... | 09/06/1988 |
| 4669247 | Spring packing apparatus A machine for packing spring units in web material into the form of a roll comprises a winding mandrel. Conveyor means act against said mandrel from below so as to define therewith a bottom entry nip for spring units to be compressed and wound around the ... | 06/02/1987 |
| 4650314 | Film inspection machine A film or photo print inspection machine having a print-advancing drive means to run a strip or web of photo prints from at least one supply reel to a corresponding collecting reel, over a viewing surface, is provided with a presence switch means activate... | 03/17/1987 |
| 4634070 | Apparatus and method for measuring and packaging elastic products An apparatus and method is illustrated for measuring and packaging elongated elastic material such as elastic narrow fabric or tape, lace and the like, wherein a controlled loop of material is fed across a free turning, low inertia measuring wheel and the... | 01/06/1987 |
| 4602750 | Device for inherently adjusting paper transport modes for rolled or separated output A strip, such as paper in a printing mechanism, is transported over a friction roll either along a first path, in which the paper is driven by rotation of the friction roll by a drive motor through an overrunning clutch; or along a second path in which th... | 07/29/1986 |
| 4491283 | Apparatus for convoluting webs of paper or the like Apparatus which winds a running web onto a driven takeup reel employs a distancing roller which is spaced apart from the outermost convolution of growing roll on the reel and is moved away from the reel at a rate which is proportional to the rate of growt... | 01/01/1985 |
| 4480800 | Apparatus for reeling floating booms, particularly such as are self-expanding The apparatus comprises a turntable plate arranged on a platform (1), there being tube means (6) mounted on the plate such as to form a conical shape with the aid of a bolted joint (7). To one side of the turntable plate (3) there are arranged on the plat... | 11/06/1984 |
