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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Nitta; Tomio
Address:
Yokohama, JP
No. of patents:
45
Patents:












Patent Number Title Of Patent Date Issued
D328311 Ballpoint pen July 28, 1992
D326868 Ballpoint pen June 9, 1992
D324238 Writing instrument February 25, 1992
D321719 Felt tip pen November 19, 1991
D318610 Aerosol container July 30, 1991
D314837 Cigarette lighter February 19, 1991
D313086 Cigarette lighter December 18, 1990
D310427 Cigarette lighter September 4, 1990
D309034 Cigarette lighter July 3, 1990
D308162 Aerosol container May 29, 1990
D307062 Cigarette lighter April 3, 1990
D307061 Cigarette lighter April 3, 1990
D306137 Aerosol container February 20, 1990
D305462 Cigarette lighter January 9, 1990
D304677 Aerosol container November 21, 1989
D303758 Aerosol container October 3, 1989
5110279 Injection molding apparatus May 5, 1992
There is provided an injection molding apparatus of the screw in-line type which has a screw having the following structural features and is used for injection-molding a high-nitryl resin.(1) A compression ratio is set to a value of 1.8 to 2.5.(2) Ratios of the lengths of the feed section, t
5083685 Vessel for aerosol January 28, 1992
A vessel according to the invention has a double-layer structure in which a vessel wall is constructed by an inner layer made of a special high-nitryl resin having excellent chemical resistance, gas barrier property, and the like and an outer layer made of a synthetic resin having excell
4929176 Noncontrolling type valve May 29, 1990
An improvement of noncontrolling type valve for use in a gas-lighter, a portable cooking stove and other burners, which valve comprises a valve body push-fitted in a recess formed in the top plate of a gas container; and a filter positioned under the valve body to permit a given constant
4929175 Noncontrolling type valve May 29, 1990
A noncontrolling type valve comprised, in the recess of the top plate of a gas container, valve means, a filter positioned below the valve means to permit a given constant flow of gas to pass to the valve means when opened, an annular spacer fixed to the filter and a net structure sa
4927747 Noncontrolling type valve May 22, 1990
A noncontrolling type valve for use in a gaslighter, a portable cooking stove and other burners, which valve comprises a valve body push-fitted in a recess formed in the top plate of a gas container; and a filter positioned under the valve body to permit the gas to flow at a controlled
4919610 Gas lighter April 24, 1990
Disclosed is an improvement of gas lighter of the type which comprises a main body having a gas well, a gas-ejection nozzle fixed to the ceiling of the gas well, a cap operatively connected to the gas-ejection nozzle, and a fire-striking unit having a rotatable file and an associated fli
4906179 Inner combustion type of gaslighter March 6, 1990
Disclosed is an improved inner combustion type of gaslighter whose inner combustion unit comprises: a mixing conduit connected to the upper end of the gas ejection nozzle; a combustion conduit integrally connected to the mixing conduit; a diffusion plate fixed in the boundary between the
4904180 Gaslighter equipped with a locking means to prevent undesired ignition February 27, 1990
Disclosed is a piezoelectric gas lighter equipped with a safety lock means to prevent undesired ignition. It uses a spring-biased stopper to keep the gaslighter locked and cause an automatic return to locked position after use, thereby guaranteeing prevention of any accident which might
4884965 Gaslighter structure permitting push-fit assembling of its main parts December 5, 1989
Disclosed is a gaslighter structure comprising a lighter housing equipped with female pivot means provided to the rear, upper side of the housing; a fire-striking unit having push-fit means to integrally combine the unit with the housing, and a cap having male pivot means to fit in the f
4884964 File assembly for use in a gas lighter December 5, 1989
Disclosed is a file assembly which is adapted to be fitted in and integrally connected to the top of a gas lighter housing, comprising a rotatable file disk and a file block having two opposite support plates each having a semicircular-and-wide-and-narrow slot made on its inside, lea
4878836 Gaslighter structure November 7, 1989
Disclosed is an improved gaslighter structure using a flint for striking flame. To facilitate the assembling work so as to permit automatic assembling, the gaslighter structure uses a mount which is designed to permit the assembling of parts into a flame-striking device and the conne
4878834 Gaslighter structure November 7, 1989
Disclosed is an improvement of gaslighter structure which has, in the hollow cylinder space at the rear portion of the housing, a push rod having hooks integrally connected to its opposite sides. The push rod is spring-biased upwards, and is pushed against the support piece of the cap,
4878833 Gaslighter structure November 7, 1989
Disclosed is an improved gaslighter structure which has a detachable support piece to be fitted in the cap and the housing for pivotally fixing the cap to the housing. This arrangement permits complete pivotal connection of the cap to the housing simply by thrusting the upper extensi
4863373 Tabletop gaslighter September 5, 1989
Tabletop gaslighter the parts are designed to facilitate the full automatic assembly of these parts into tabletop gaslighters. Parts can be put on each other in a predetermined order, and can be fixedly combined without using screws. The gas lighter comprises a casing, a gas cell having
4859172 Piezoelectric lighter equipped with a safety lock August 22, 1989
Piezoelectric lighter equipped with a rotatable hook-shaped safety lock is composed of a shank, a finger catch fixed to one end of the shank, a pivot fixed to the other end of the shank, a catch plate fixed to the pivot at the side opposite to the shank and extending substantially perpen
4811868 Valve for aerosol container to dispense a given amount of aerosol March 14, 1989
A valve for aerosol container to dispense a given amount of aerosol from an associated aerosol tank, comprising a base solid providing a valve chamber and a valve stem slidably fitted and upwardly biased by a spring in the chamber. An inlet is made on the bottom of the chamber thereby pe
4786248 Gaslighter equipped with a safety lock November 22, 1988
Disclosed is a piezoelectric type gaslighter equipped with a thumb-latch for preventing an inadvertent fire which may be caused, for instance, when a child plays with a gaslighter. A gaslighter according to the present invention includes an intermediate casing and a piezoelectric unit ha
4784601 Gas lighter equipped with a safety lock November 15, 1988
Disclosed is a gas lighter equipped with a safety lock, which is an L-shaped slidable stopper so slidably fitted in the reentrancy of the thumb-push gas lever that its vertical leg may be on the top of the lighter housing when its horizontal leg is pushed in the reentrancy of the gas
4778380 Rod-shaped gas igniter October 18, 1988
Disclosed is a rod-shaped gas igniter including an ignition nozzle, a finger-operative piezoelectric generator, a liquefied gas reservoir, means responsive to the operation of the piezoelectric generator for opening valve means associated with the liquefied gas reservoir, thereby per
4778379 Rod-shaped piezoelectric gas igniter October 18, 1988
Disclosed is a rod-shaped piezoelectric igniter comprising a liquefied gas reservoir section equipped with an ejection valve, which is responsive to operation of an acutating lever for ejecting gas; and an ignition mechanism section including an ignition nozzle functioning as an ignition
4776491 Portable aerosol container October 11, 1988
A portable, fail-safe aerosol container comprising an elongated tank body having an ejection nozzle head to be depressed for dispensing a spray of aerosol, an elongated guard rotatably fixed to the top of the tank body about the ejection nozzle head having slots on each of its long sides
4762254 Pressure container for aerosol August 9, 1988
A pressure container for dispensing a flowable product in the form of an aerosol. The pressure container includes a container body having a hollow plug welded to an inner surface of the body. A spring-loaded spouting tube having a valve port is slidably received in the plug with a portio
4690377 High-pressure gas filling valve for use in a pressure resistant container September 1, 1987
Disclosed is a valve for use in a pressure-resistant container, permitting the full filling of the container with a liquefied gas thanks to a well controlled gas depletion path. The opening and closing of the depletion path is effected by bringing two opposing contact members apart and c
4471404 Movable electrode type electronic gas lighter September 11, 1984
An electronic gas lighter is provided with an electricity generating device having a movable electrode. A movable part carrying the movable electrode is moved downward to ignite fuel discharged from a nozzle disposed on a fuel tank. A partition is provided between the movable part and th
4466788 Electronic gas lighter August 21, 1984
In an electronic gas lighter comprising a plastic body, a flame orifice cap having a flame orifice aligned with a fuel outlet nozzle, and an electronic ignition means, the flame orifice cap is provided with a vent opening and a heat dissipating plate. The heat dissipating plate integ
4289478 Cigaret gas lighter September 15, 1981
In a cigaret gas lighter having a plastic gas tank and a burner mounted thereon, a heat collecting tube or rod is provided along the wick of the lighter hanging from the burner to the liquified fuel gas in the tank. The upper end of the heat collecting tube or rod is in direct contact wi
4201537 Fuel tank of a disposable cigarette gas lighter May 6, 1980
A fuel tank of a disposable cigarette gas lighter is constituted of a tubular tank body of uniform cross section having a plurality of borings, a bottom cap attached to the lower end of the tank body and a lighting means holder attached to the upper end of the tank body. A part of the
4190412 Disposable cigarette gas lighter with snuffing cover February 26, 1980
A disposable cigarette gas lighter has a snuffing cover on a plastic fuel reservoir. The snuffing cover is rotatably mounted on the lighter independently of a sparking wheel. When lighting the lighter, the snuffing cover is opened with the thumb which is used for rotating the sparking
4181490 Disposable cigaret lighter with snuffing cover January 1, 1980
A disposable cigaret lighter has a snuffing cover which is closed when the flame is to be put out. The snuffing cover is provided on the top of the lighter independent of any of the operating members of the lighter such as a nozzle opening lever and a sparking wheel. The snuffing cover m










 
 
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