In 1608, Dutch eyeglass maker Hans Lipperhey filed the first patent for a working telescope. The patent was denied.
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| Number | Title | Issue Date |
| 4449652 | Prefabricated bow forming machine A prefabricated bow forming machine in which a pair of ribbons are mated along their sides with a strap approximately centrally disposed lengthwise of said pair of ribbons. The pair of ribbons and strap are joined together at the head end and the ribbons ... | 05/22/1984 |
| 4449653 | Bicycle storage trunk A bicycle storage trunk to be attached to the frame of a closed frame bicycle. The storage trunk which includes a hinged door is pivotably mounted to the bicycle frame such that when the trunk is in a first position the door is precluded from opening and ... | 05/22/1984 |
| 4449654 | Belt supported backpack A belt-supported backpack adapted to provide ready access and replacement of bottles or other containers for liquid. An elongated flexible belt has a plurality of open topped and open bottomed flexible pockets affixed thereto. Means are provided for suppo... | 05/22/1984 |
| 4449655 | Combination backpack and gear bag The following specification discloses a combination backpack and gear bag for use by an underwater diver. The backpack is one wherein a container of gas such as a tank of pressurized gas is held on the back of a diver for purposes of providing a diver wit... | 05/22/1984 |
| 4449656 | Load carrier for vehicles A luggage carrier of the kind comprising a support rod and support legs connected with the ends thereof, the support legs having fastening devices for fastening the luggage carrier to a vehicle, preferably the rain gutter of the roof of the vehicle. The s... | 05/22/1984 |
| 4449657 | Auto luggage carrier An auto luggage carrier comprising multiple support units, each of which having a cross bar secured to the vehicle at its respective ends. Vertically adjustable load supports adjacent the units ends match the vehicles top configuration and secure the supp... | 05/22/1984 |
| 4449658 | Adjustable input shaft for press feed A two part input shaft is drivingly connected to a crankshaft of a punch press for rotation at a predetermined speed. An adjustable cam drive mechanism drivingly connects the input shaft to a driven feed roll. Continuous rotation of the input shaft is con... | 05/22/1984 |
| 4449659 | Roller for adjusting the width of a travelling web In a roller for adjusting the width of a travelling web including a core roller, a pair of inclinedly movable tension setting members disposed at the ends of the core roller, and a plurality of elastic bands having a proper amount of surface frictional re... | 05/22/1984 |
| 4449660 | Fastener tool A fastener tool having a housing in which is mounted a universal motor to be continuously operated during operation of the tool. A gear driven by the motor is a rotary driven member. A drive pin is carried by the gear to rotate therewith and is free to be... | 05/22/1984 |
| 4449661 | Stapling apparatus A solenoid powered apparatus for clenching staples is disclosed. The known force-displacement output of the solenoid is converted to match the known force required to clench the staple legs.... | 05/22/1984 |
| 4449662 | Corner holder for use with boxes A corner holder for use with a box of corrugated cardboard having a pair of slots in sidewalls thereof adjacent to a corner of the box, comprises a pair of inserts each including a tongue-shaped base plate and a U-shaped flange on the base plate, and a fl... | 05/22/1984 |
| 4449663 | Mailbox signal device An auxiliary signal device for a mailbox includes a signal flag pivotally supported on a bracket mounted near the rear of the mailbox. An operating rod connected to another bracket mounted on the mailbox door cams the signal flag and catapults it to a rai... | 05/22/1984 |
| 4449664 | Air quantity regulating apparatus for air conditioning An air quantity regulating apparatus for air conditioning according to the present invention has two functions one of which is a constant air quantity function and the other is a variable air quantity function in cooperation with a room thermostat. When a... | 05/22/1984 |
| 4449665 | Adjustable track This toy track is adjustable in its vertical contour, and holds itself in the vertical contour to which it is adjusted. The track is made up of numerous short sections. Each track section carries connectors that fixedly but releasably lock that section to... | 05/22/1984 |
| 4449666 | Concrete railroad tie for supporting grade crossing panels A railroad grade crossing structure comprising a plurality of prefabricated, elongated, reinforced concrete panels formed of used, inverted rail sections placed between the rails of each track and outside the rails of each track to provide a smooth durabl... | 05/22/1984 |
| 4449667 | Apparatus for folding an outboard boom on a liquid spraying implement An apparatus for folding an outboard boom on a liquid spraying element is disclosed. The apparatus (20) both folds a portion of the boom (14) while simultaneously operating a valve device (22) controlling liquid ejection device (78) mounted on the folded ... | 05/22/1984 |
| 4449668 | Impact irrigators in general An improved impact irrigator comprising a rapid return device constituted by a deflector disposed at the end of a rocker lever and arranged to be immersed into the jet when in its operating position; the rocking movements of the lever are induced by a lin... | 05/22/1984 |
| 4449669 | Irrigation device In a water sprinkler device having a nozzle housing and an outlet aperture of said housing; a nozzle unit comprising, a resiliently flexible annular member, a resiliently flexible intermediate tubular portion and a nozzle outlet tube, the annular member m... | 05/22/1984 |
| 4449670 | Comminuting apparatus with improved feed system A pellet feeder (A) feeds pellets of vulcanized rubber or other materials and water or another fluid at controlled rates into a mixing tank (30). An agitator (32) mixes the pellets and fluid into a slurry. The slurry is pumped from the mixing tank to a mi... | 05/22/1984 |
| 4449671 | Apparatus for separating agglomerated particulate matter Apparatus for breaking apart agglomerations of particulate matter flowing in a vessel (particularly useful ina pressurized moving-bed vertical-shaft reduction reactor for the production of sponge iron) is exemplified by an externally mounted hydraulic cyl... | 05/22/1984 |
| 4449672 | Machine for loading and disintegrating large bales of forage material A machine for grinding large bales of forage material is provided with a cradle pivotably mounted on a frame. The cradle is movable to a lowered position in which lifting members can engage a bale of crop material lying on the ground. The cradle can be pi... | 05/22/1984 |
| 4449673 | Reduction mill A more efficient reduction mill is described having, with a rotating hammer mill, a readily displaceable grate assembly system entirely pivotally displaced by power means, as a single unit, from the hammer mill portion to achieve ready access to the grate... | 05/22/1984 |
| 4449674 | Comminuting apparatus with improved impeller construction A pellet feeder (A) feeds pellets of vulcanized rubber or other materials and water or another fluid at controlled rates into a mixing tank (30). An agitator (32) mixes the pellets and fluid into a slurry. The slurry is pumped from the mixing tank to a mi... | 05/22/1984 |
| 4449675 | Fabric rewind system The invention is an improved system for rewinding fabric, particularly such fabrics which are more or less impervious and tend to entrap air between successive layers of the fabric being wrapped upon a core means as the rewinding proceeds. The system may ... | 05/22/1984 |
| 4449676 | Tape cassette having a reel displacement limiting mechanism A tape cassette is loaded with respect to a recording and/or reproducing apparatus having a reel driving mechanism including at least one reel driving shaft, where the tape cassette comprises a cassette case, a reel provided within the cassette case, for ... | 05/22/1984 |
| 4449677 | Tape cassette A tape cassette with tape reels mounted therewithin having an opening portion formed in one side of the tape cassette and a notched portion formed in the lower surface of the cassette in a position adjacent to the opening portion, wherein a tape wound rou... | 05/22/1984 |
| 4449678 | Pressure balance nonaxisymmetric high aspect ratio afterburner convergent nozzle An improved pressure balanced nonaxisymmetric high aspect ratio afterburner convergent nozzle of the type adapted to be mounted on a jet engine suspended from an airfoil's wing spar structure, and characterized by its simplicity of construction, ease and ... | 05/22/1984 |
| 4449679 | Multi role aircraft An aircraft having a plurality of fuselage members, one of which is provided with a replaceable and interchangeable payload carrying section. The replaceable section may be adapted to contain various equipment, ordinance and the like to satisfy different ... | 05/22/1984 |
| 4449680 | Aerodynamically contoured, low drag wing engine and engine nacelle combination A nacelle mounted by a pylon above and forwardly of a wing. The wing has a critical zone, which includes an area in the airstream flow about the wing where either of the following conditions occur: 1. The local pressure coefficient in the airstream has an abso... | 05/22/1984 |
| 4449681 | Aerodynamically contoured, low drag wing, engine and engine nacelle combination A nacelle mounted directly to and above a wing so as to extend forwardly therefrom. The wing has a critical zone, which includes an area in the airstream flow about the wing where either of the following conditions occur: 1. The local pressure coefficient... | 05/22/1984 |
| 4449682 | Aerodynamically contoured, low drag wing, engine and engine nacelle combination A nacelle mounted directly to and below a wing so as to extend forwardly therefrom. The wing has a critical zone, which includes an area in the airstream flow about the wing where either of the following conditions occur: 1. The local pressure coefficient... | 05/22/1984 |
| 4449683 | Aerodynamically contoured, low drag wing engine and engine nacelle combination A nacelle mounted by a pylon below and forwardly of a wing. The wing has a critical zone, which includes an area in the airstream flow about the wing where either of the following conditions occur: 1. The local pressure coefficient in the airstream has an abso... | 05/22/1984 |
| 4449684 | Satellite servicing This invention relates to an improved satellite servicing system. The improvements include improvements in payload distribution in the cargo bay of the Shuttle Orbiter and improvements in the location of the targets required for positioning end effectors ... | 05/22/1984 |
| 4449685 | Coupling for inducing a current in the rails of a railroad track The purpose of the invention is to reduce the total power consumed by a coupling for inducing a high-frequency alternating current in the rails of a railroad track for the purpose of transmitting information to trains traveling along the track. According ... | 05/22/1984 |
| 4449686 | Display fixture mounting bracket A mounting bracket for a hanger arm that is supporting on a hangrod is disclosed. The mounting bracket is positioned on one end of the hanger arm and the bracket is disposed for engaging the hangrod to mount the hanger arm on the hangrod. A pin is moveabl... | 05/22/1984 |
| 4449687 | System and method of mounting a lamp holder on a support A system and method of mounting a lamp holder on a support in such manner that the fasteners or other securement means are hidden from view. Specifically, the system includes a pair of wedge-locking mounting brackets, one of which is secured on place on t... | 05/22/1984 |
| 4449688 | Means for causing a suspensible picture frame In the embodiment depicted and described, the invention comprises a retainer for a sphere, having a sphere captive therein, replaceably attached to the reverse side of a picture frame to cause the frame, automatically, to assume a plumb disposition. The s... | 05/22/1984 |
| 4449689 | Adjustable hanger for wall-hung cabinets and the like A hanger which can be fastened to the back wall of a cabinet which is to be mounted on a wall, such as a cupboard or the like, having a casing in which a hook member is adjustably disposed, which has a hook for attachment to a hook or rail provided on the... | 05/22/1984 |
| 4449690 | Apparatus for encapsulation casting An apparatus and a method of use thereof for cast encapsulation of items, particularly electronic components. The apparatus consists of a plurality of identically shaped split matrix elements. Each matrix element has a first surface for receiving and secu... | 05/22/1984 |
| 4449691 | Electromagnet An electromagnet used to operate a valve comprises an armature guided in a coil carrying body and equipped with an annular flange projecting into a recess in a buffer body with opposed limit faces to brake the movement of the armature in one direction bef... | 05/22/1984 |