Quotables
"Rail travel at high speeds is not possible because passengers, unable to breathe, would die of asphyxia."
Dionysius Lardner, Professor of Natural Philosophy and Astronomy at University College, London ; 1830
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| Number | Title | Issue Date |
| 6052981 | Extendable arm An extendable arm has a first arm portion, a second arm portion extendable and retractable relative to the first arm portion to extend and contract the arm, and a flexible elongated pulling element having opposite ends connected to the second arm portion ... | 04/25/2000 |
| 5984146 | Dispenser having foamed output Dispensers for liquids are provided having structure for containing a pool of liquid in the dispenser, to a predetermined level. A discharge chamber contains air above the level of liquid and a discharge device extends upwardly at least partly through the... | 11/16/1999 |
| 5975364 | Dispenser having dual containers The invention provides a dispenser for dispensing one or two liquids simultaneously. For two liquids the dispenser has a pair of inverted containers defining bottom openings with the containers arranged in side-by-side relationship. A base is sealingly at... | 11/02/1999 |
| 5967350 | Medication containers A medication container has a tubular container body with an upper open end, a cap detachably securable to the upper end of the container body by clockwise rotation relative thereto and removable from the container body by counter clockwise rotation relati... | 10/19/1999 |
| 5960545 | Utility knife with rotary blade magazine A utility knife with a rotary blade magazine also has a safety catch carried by the blade transport mechanism. The safety catch has a manually engageable actuator moveable relative to the transport mechanism between operative and non-operative positions t... | 10/05/1999 |
| 5943832 | Flood or storm resistant barriers for doorways or window opening A flood or storm resistant barrier for a doorway or window opening. The barrier formed of a frame having two parts with one part in telescopic engagement with the other frame part. A manually operable jack in the form of four links pivotally connected to ... | 08/31/1999 |
| 5944050 | Pressure relief or back pressure valve A pressure relief or back pressure valve has a valve body with a tubular outlet member having an outlet surrounded by an end face and an annular inlet chamber surrounding the outlet member. The annular inlet chamber has an outer periphery defined by a wal... | 08/31/1999 |
| 5941246 | Endotracheal tube support An endotracheal tube support includes a mouthguard and a tube clip secured thereto. The mouthguard has a generally U-shape with a bottom wall and opposed side walls extending upwardly from opposite edges thereof to enable the mouthguard to be positioned o... | 08/24/1999 |
| 5938332 | Mixing device The invention provides a mixing impeller for full immersion in a liquid to mix the liquid. The impeller has a central, longitudinally-extending axis of rotation, and includes a unitary body having a circular area disposed radially about the axis of rotati... | 08/17/1999 |
| 5940222 | Catadioptric zoom lens assemblies A catadioptric zoom lens assembly has a catoptric objective lens group with a forwardly facing primary mirror and a rearwardly facing first surface reflecting secondary mirror located forwardly of the primary mirror to create an intermediate image forward... | 08/17/1999 |
| 5934492 | Senior friendly child resistant medication containers A medication container has a tubular container body with an open upper end, and a cap detachably securable to the upper edge of the container body by clockwise rotation relative thereto, the cap and the container body having mutually engageable stops prev... | 08/10/1999 |
| 5932169 | Removal of slag and/or steel build-up from lances A method of removing slag and/or steel build-up from lances in steel making furnaces includes blasting dry ice (solid CO2) pellets on to a hot lance as it is being drawn out of a furnace. A refractory or ceramic coating may be applied to the la... | 08/03/1999 |
| 5927528 | Medication container with improved sealing between cap liner and container body A medication container has a tubular container body with an upper open end, a cap detachably securable to the upper end of the container body by clockwise rotation relative thereto and removable from the container body by counter clockwise rotation relati... | 07/27/1999 |
| 5921603 | Attachment system for pickup trucks An attachment system is provided which preferably has a pair of elongate anchor rails adapted to rest on the upper surfaces of the respective cargo bed sides, and be fastened thereto in fixed supporting relation. The anchor rails are adapted to be securel... | 07/13/1999 |
| 5916115 | Olive picker The invention provides a picker attachment and apparatus having the attachment for picking olives. The picker attachment includes a base and a plurality of longitudinally-extending spindles carried by and extending forwardly therefrom. Each spindle is rot... | 06/29/1999 |
| 5915582 | Container assemblies A container assembly includes an elongated container having an elongated hollow body with opposite ends and a hollow externally screw-threaded cylindrical projection extending in a longitudinal direction from each opposite end, a short container having a ... | 06/29/1999 |
| 5915739 | Clamp retention device A retention device is provided for positioning and retaining an open generally cylindrical hose clamp on a selected hose. The device extends generally about a longitudinal axis and has a retainer and a locator spaced axially from the retainer in side-by-s... | 06/29/1999 |
| 5912021 | Collapsing frame for moving tubes of plastic material A collapsing frame for collapsing a moving tube of plastic material from a circular cross section to a flattened form has a pair of frame members positionable on diametrically opposite sides of the tube to converge towards each other in the direction of m... | 06/15/1999 |
| 5911621 | Apparatus for deboning fish fillets In accordance with this invention, there is provided apparatus for removing pin bones from fish fillets, the apparatus having a rotatable bone pulling cylinder and a puller plate defining a pin bone receiving space between the bone pulling cylinder and pu... | 06/15/1999 |
| 5906486 | Self-ligating orthodontic brackets An orthodontic bracket comprises a spring ligating member comprising a thin flat metal strip that embraces the bracket body and is moved thereon between slot closed and open positions. At least the free end part of the spring member labial arm portion tha... | 05/25/1999 |
| 5904272 | Dispenser for liquids A dispenser is provided for liquids which responds to actuation either by squeezing or by some other action to cause dispensing. Liquid is stored in an enclosure and an outlet structure has an outlet passageway which carries liquid from the enclosure to e... | 05/18/1999 |
| 5897223 | Stabilized platform system for camera A stabilized platform system for isolating a payload from angular motion and translational and angular vibration of a supporting structure, has an inner gimbal for carrying the payload, a sprung shell containing and carrying the inner gimbal in a manner p... | 04/27/1999 |
| 5894961 | Dispenser with resilient reservoir structure A dispenser for liquid is provided having a relatively stiff or rigid container above a resiliently deformable reservoir structure. The container is coupled to the reservoir structure and the container has a bottom outlet inside the reservoir structure wh... | 04/20/1999 |
| 5893463 | Recovering precious metals and small precious stones from clay suspensions A process for recovering precious metal particles or small precious stones from aqueous clay suspensions containing said precious metal particles or precious stones in suspension with clay particles includes adding a sufficient amount of deflocculating ag... | 04/13/1999 |
| 5893963 | Apparatus for handling rope The invention provides apparatus for producing preselected lengths of rope from a supply of thermoplastic rope, and includes a rope feed system for advancing rope longitudinally along a rope path and a guillotine assembly coupled to the feed system. The g... | 04/13/1999 |
| 5884817 | Tilt dispenser The invention provides dispensers for liquids having a dispensing opening in the side of the dispenser and liquid is stored in a main body of a resiliently deformable container coupled to a neck structure which has a bottom outlet inside a base structure.... | 03/23/1999 |
| 5882058 | Modular cargo anchoring and protection system for pickup trucks A cargo anchoring and protection system particularly is provided for pickup trucks. The system includes six basic contributing components that operate individually or together to multiply their usefulness. These include: a pair of extruded anchor rails ar... | 03/16/1999 |
| 5875625 | Fruit catcher A fruit catcher has a trolley with ground-engaging wheels to enable the catcher to be moved over the ground, and a pair of side-by-side catcher portions pivotally mounted on the trolley for lateral opening and closing movement to enable the trolley to be ... | 03/02/1999 |
| 5865872 | Method of recovering metals and producing a secondary slag from base metal smelter slag A method of recovering metals and producing a secondary slag from base metal smelter slag produced by a copper or nickel smelter includes mixing the smelter slag with at least one reducing agent selected from the group consisting of carbon, calcium carbid... | 02/02/1999 |
| 5860290 | Refrigeration system with improved heat exchanger efficiency A refrigeration system has an evaporator compartment containing a refrigeration evaporator and a refrigeration heat exchanger, a liquid line for conveying liquid refrigerant from a compressor through the heat exchanger to the evaporator, and a suction lin... | 01/19/1999 |
| 5857486 | Pressure relief or back pressure valve A pressure relief or back pressure valve has a valve body with a tubular outlet member having an outlet surrounded by an end face and an annular inlet chamber surrounding the outlet member. The annular inlet chamber has an outer periphery defined by a wal... | 01/12/1999 |
| 5855044 | Hose clamp with claw A clamping device is provided for use in applying radial compressive loading on a deformable tube to retain the tube on a fixed tubular element. The device includes a central portion and first and second interengaged end portions with the first end portio... | 01/05/1999 |
| 5842352 | Refrigeration system with improved liquid sub-cooling A refrigeration system has a compressor operable to supply relatively hot compressed refrigerant gas, a condenser to liquify the relatively hot compressed refrigerant gas from the compressor, a thermostatic expansion (TX) valve to vaporize liquified refri... | 12/01/1998 |
| 5841397 | Autotracking antenna system An autotracking antenna system operable to cause a steerable antenna assembly to automatically track a moving RF video signal source has a reflector, a rotator for positioning the reflector at any desired position in azimuth and elevation, a primary anten... | 11/24/1998 |
| 5829713 | Tubular core assemblies for rolls of paper or other sheet material An annular end member of plastic material for insertion into an end portion of a hollow cylindrical core member of a tubular core assembly for a roll of paper or other sheet material has an outer annular surface securable to an inner annular surface of th... | 11/03/1998 |
| 5826715 | Time-locked cigarette case A time-locked cigarette case has time-controlled locking mechanism which is manually adjustable by the user and also has a first latch rod which normally retains the case in a closed condition and a second latch rod which moves to retain the case in a clo... | 10/27/1998 |
| 5820065 | Apparatus and method for reeling a web The turn-up of a continuous web from a parent reel to a new spool is made using an apparatus for sensing the presence of the newly cut web about the new spool and moving the new spool about a pope reel drum once the web has begun to wind on the new spool.... | 10/13/1998 |
| 5820166 | Hose clamp with positioning device The invention provides a positioning device engaged loosely on a prestressed hose clamp to locate and orientate the hose clamp on a hose. The device is adapted to engage about the clamp and has inwardly facing pegs which serve both to locate the device lo... | 10/13/1998 |
| 5810362 | Toy game A board game is provided having a generally rectangular game board including an undulating bottom surface defining parallel valleys having a part cylindrical shape and formed about parallel axes extending transversely of the board. Ball player assemblies ... | 09/22/1998 |
| 5804221 | Air ring for cooling blown plastic film An air ring for supplying cooling air to a hot extruded plastic film after the film has been extruded from an annular extrusion die at an elevated temperature has an annular body which surrounds the tubular film after the film has left the extrusion die. ... | 09/08/1998 |
