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An automatic bed maker which uses the expansion of inflatable bladder to straighten, align, and tuck-in bed-cover assembly.
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| Number | Title | Issue Date |
| 4822195 | Multi-purpose album This invention relates to a multi-purpose album and in particular to one including a front cover, a back cover, a number of pages and a supporting stand. The front cover and the back cover are constituted by a flap and a slide plate, which flap has a rect... | 04/18/1989 |
| 4817736 | Pheumatic impact imparting tool An improved pneumatic impact imparting tool includes a follower which is slidably accommodated in a recess formed on the inner end part of a rotor in a pneumatic motor. The follower is formed with a projection for allowing a ball to come in contact with a... | 04/04/1989 |
| 4813319 | Method and apparatus for transversely cutting strips of deformable material An apparatus and improved method for transversely cutting strips of deformable material with a rotating cutting blade which is moved generally transversely across the strip at a predetermined rake angle and bevel angle. A vacuum applied to certain chamber... | 03/21/1989 |
| 4813134 | Sheet metal punching and cutting tool A compact, easy-to-use sheet metal tool which is capable of receiving hammer blows and having a cutting element capable of penetrating the sheet metal to create a slot and to cut an extended slot in the sheet, the tool is further provided with a flat guid... | 03/21/1989 |
| 4809433 | Agricultural shears with lancet blade An improved single-pass hook and blade type agricultural shear with a central pivotal axis. The shear includes an elongate hook with an outer end and an inner end pivotally supported about said axis. Said hook has a substantially radially extending circum... | 03/07/1989 |
| 4802538 | Piling hammer A hammer for driving a pile into the ground has a cylindrical barrel and an anvil sealed to an end of the barrel, a hammer piston mounted for reciprocation within the barrel towards and away from the anvil, hydraulic cylinders to lift the hammer piston aw... | 02/07/1989 |
| 4802392 | Method of extracting the wood dust collecting in vertical panel saws The panel saw has an upright supporting grid (2) with vertical and horizontal supporting bars (2a and 2b resp.). The pivotable saw unit (6) is attached to a displaceable beam (5). In order to reliably pick up the wood dust which collects behind the panel ... | 02/07/1989 |
| 4794832 | Method and apparatus for cutting and unbonding elastic bands An apparatus and method for cutting tubular band stock to produce an elastic band and unbonding the abutting edges of the band is disclosed. The apparatus includes a guillotine-type movable blade which cuts transversely across the tubular stock and band e... | 01/03/1989 |
| 4795194 | Cover and jacket with pocket and method of manufacture thereof A cover jacket for a book or equivalent, having a jacket member with a front member to form a front piece for the book cover and a rear member to form a back piece for the book cover, the front and rear members being joined to each other and a pocket on t... | 01/03/1989 |
| 4793063 | Punch gun An explosive actuated hand tool for cutting clean holes in sheet material, wherein the explosive force causes a piston to pull a punch toward a die, the material being located between the punch and die. Convenience and safety features include means for ar... | 12/27/1988 |
| 4793632 | Automatic bookmark and page holding device A bookmark and page holding device is provided for automatically holding and marking a page of a book. A spring clip attaches the bookmark to the rear cover of a book. A spring-loaded swing arm is pivotally attached to the spring clip at one end and has a... | 12/27/1988 |
| 4792265 | Engine boring and surfacing machine A surfacing and boring machine for reconditioning engine blocks has a front stationary work table, a traveling column on rails provided by an elongated rigid base, a power head unit on the column adjustable in an air float condition to move an overhanging... | 12/20/1988 |
| 4791845 | Straight line shear A straight line shear has a pair of carriages which support opposed pairs of shear blade assemblies. These carriages are displaceable to shear gobs from molten runners of glass. Each shear blade assembly can be adjusted relative to its carriage, in the di... | 12/20/1988 |
| 4792253 | Binder ring having slip-on folio stops A binder ring has folio stops affixed to the end of at least one binder ring section. When the binder ring is in the open position the folio stop impedes a folio sheet from inadvertently sliding off the ring section. The folio stop slips on when the binde... | 12/20/1988 |
| 4791844 | Knockout device for punching a work plate in a press-machine In a knockout device which is mounted in a press-machine in order to knock out a punched work plate such as a printed board and the likes from punches through a knockout actuation-plate, cylinder chambers as an oil hydraulic knockout cylinder is formed in... | 12/20/1988 |
| 4791726 | Fluid operated shears A head-held, pressurized fluid operated, shears unit for use in the processing of poultry and the like. The shears unit has a body member having a weight and size for ready grasp by a user. One of the cutting blades is fixed in position, and the second bl... | 12/20/1988 |
| 4790071 | Line trimmer with replaceable cutting blade assembly A flexible line trimmer for cutting vegetation can be converted to a blade cutting device. The trimmer has a motor driven rotatable head with a cavity defined by a wall of the head. The cavity receives a spool wrapped with line. The line has a free end ex... | 12/13/1988 |
| 4790072 | Saw guide having pivotal protractor means A saw guide (14') for controlling the linear path/direction of travel with respect to a reference on an object such as a board being cut, of a rotating saw blade is provided. The guide (14') includes a carriage (18') which carries a rod (44') along one lo... | 12/13/1988 |
| 4790564 | Automatic fingerprint identification system including processes and apparatus for matching fingerprints The invention is an automatic method and related apparatus for identifying fingerprints by means of comparing the minutiae of each fingerprint in a data base of fingerprints with selected ones of precomputed vector images of search minutiae in a search pr... | 12/13/1988 |
| 4790563 | Labels and manufacture thereof A self-adhesive label on a release backing material comprising a sheet which has been folded so that an upper sheet portion covers, and extends over an edge of, a lower sheet portion, the upper surface of the upper sheet portion bearing a desired lithogra... | 12/13/1988 |
| 4789187 | Removable and reattachable index for bound volumes A removable and reattachable table of contents for bound volumes is disclosed. In a preferred embodiment, the index is the table of contents page of a soft-bound periodical or magazine and is removably attached to the magazine by a series of perforations ... | 12/06/1988 |
| 4789092 | Apparatus for fastening stirrup-links on a conveyor-belt or the like A portable apparatus is provided with an operating head slidably mounted on a guide plate for successively fastening stirrup-links on the end of a conveyor belt via staples. A movable die within the operating head for clinching the staple ends has a first... | 12/06/1988 |
| 4788768 | Nail clipper with guard means The nail clipper is provided with a guard means formed of two curved members. After pivoting from the protective position, the two curved members can be pivoted relative to each other to form a finger grip for the manipulation of the clipper to cut nails.... | 12/06/1988 |
| 4787653 | Non-buckling newspaper and device for the production thereof A slit is cut along the nesting fold line of a doubly folded folio format newspaper in order to minimize the buckling of the paper when the pages are turned. The slit has a length of between about 2 and 5 inches and is located so as to be bisected by the ... | 11/29/1988 |
| 4785892 | Pile driver, pile drawer and/or drilling machine A combined pile driver, pile drawer and drilling machine comprises a carriage (1), a turntable (1A) mounted on the carriage (1), support device (2), lifting device (4) and a mast system (5) comprising two mast units (3). The support device (2) comprises a... | 11/22/1988 |
| 4785534 | Razor A razor including a handle and a blade unit mounted on the handle for pivotal movement thereon, the blade unit comprising a housing having a blade therein, a pair of projections extending from an underside of the housing toward the handle, and a leaf spri... | 11/22/1988 |
| 4785537 | Wool shears A wool shearing handpiece enclosed within a casing through which extends a drive fork driven at a rear end for oscillation about an intermediate pivot to reciprocate at an open forward end of the casing a cutter across a comb, and wherein the closing forc... | 11/22/1988 |
| 4786200 | Binder strip for binding loose perforated leaves A binder strip for binding loose leaves having perforations therein through which flexible wires can be inserted. The binder strip comprises a substantially U-shaped rail having holes in its bottom surface for the passage of said wires, and the rail is pr... | 11/22/1988 |
| 4785695 | Trimming apparatus and method The excess covering material is trimmed from a workpiece using a blade assembly having side by side blade segments with cutting edges aligned with the contour to be cut. A rubber roller applies a longitudinal cutting force to the blade segments in sequent... | 11/22/1988 |
| 4785587 | Novel lap for the polishing of gem stones There is provided a scaife for the polishing of gemstones wherein the abrasive material is embedded in a matrix of a material maintained in the solid state, which material has a high enthalpy of phase transition from solid to liquid. Suitable materials ar... | 11/22/1988 |
| 4784508 | Tabular divider sheets A tabular indexing system is provided having index insert sheets incorporating perforations defining a plurality of index tabs, so that unused index tabs may be removed from the insert sheets, and protective carries into which the index sheets are inserte... | 11/15/1988 |
| 4784029 | Sawing method, and a device for utilization of the method A sawing method involving in one direction continuously driven saw blades (1, 2) or saw wheels, according to which two saw blades (1, 2) or saw wheels are arranged in an adjacent position to each other, with associated saw teeths extending in an opposed r... | 11/15/1988 |
| 4783892 | Method and apparatus for cutting a tying member of a bale of a raw material A cutting apparatus for cutting a tying member of a bale of raw material by a cutting blade movable at a high speed against the tying member of the bale comprises a cutting blade with a cutting element having a length which is equal to a small fraction of... | 11/15/1988 |
| 4783881 | Door closing device with a belt-shaped spiral spring A door closing device utilizing the elastic restoring force of a belt-shaped spiral spring to effect the closing of a door which comprises a housing having one portion fixed a door or a door frame; a reel rotatably disposed in the housing; a belt-shaped s... | 11/15/1988 |
| 4782730 | Straddling gasket cutter A gasket cutting assembly for cutting an inner diameter and an outer diameter of a gasket simultaneously. The assembly has a rectangular bar base portion with a longitudinal slot therein and a blade at one end. An L-shaped adapter arm with a second blade ... | 11/08/1988 |
| 4782594 | Can openers In a can opener having a traction wheel (18) for driving the end seam (26) of a can past the opener, and a cutter wheel (16) for severing the outer seaming wall of the seam, the axes (36,38) of the wheels being mutually perpendicular, the working parts ar... | 11/08/1988 |
| 4782592 | Methods and apparatus for clipping hair An electric hair clipper is disclosed which has a plurality of spaced cutting teeth. With this clipper, hair strands may be cut by passing the hair clipper over the hair in a series of swift, flowing strokes. The clipper may be passed over the hair at the... | 11/08/1988 |
| 4781091 | Conveyor system for conveying veneer sheets with spacings therebetween A conveyor system for conveying veneer sheets with spacings therebetween comprising a sheet supply conveyor for feeding a train of cut veneer sheets of a predetermined length in contact with one another, the cut sheet length measured in the direction of s... | 11/01/1988 |
| 4781092 | Apparatus for feeding bar-like workpiece material in a severing machine An apparatus for feeding bar-like workpiece material in a severing machine is disclosed, which has an openable and closable pair of chuck jaws disposed nondisplaceably in the feed direction of the material before the cutting plane and an openable and clos... | 11/01/1988 |
| 4779785 | Portable stationery device A portable stationery device having a punching device disposed in a lower portion of a holder and a stapler disposed in an upper portion of the holder above the punching device. The stapler can be freely drawn out from or retracted into the holder. When t... | 10/25/1988 |
