CN102162411B - Gas fuel supply device for engine for vehicle - Google Patents

Gas fuel supply device for engine for vehicle Download PDF

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Publication number
CN102162411B
CN102162411B CN2011100369489A CN201110036948A CN102162411B CN 102162411 B CN102162411 B CN 102162411B CN 2011100369489 A CN2011100369489 A CN 2011100369489A CN 201110036948 A CN201110036948 A CN 201110036948A CN 102162411 B CN102162411 B CN 102162411B
Authority
CN
China
Prior art keywords
pressure meter
fuel
gas
engine
branched pipe
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2011100369489A
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Chinese (zh)
Other versions
CN102162411A (en
Inventor
松泽和宪
远山武
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzuki Motor Corp
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Suzuki Motor Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Suzuki Motor Corp filed Critical Suzuki Motor Corp
Publication of CN102162411A publication Critical patent/CN102162411A/en
Application granted granted Critical
Publication of CN102162411B publication Critical patent/CN102162411B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02M21/029—Arrangement on engines or vehicle bodies; Conversion to gaseous fuel supply systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D19/02—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with gaseous fuels
    • F02D19/026—Measuring or estimating parameters related to the fuel supply system
    • F02D19/027—Determining the fuel pressure, temperature or volume flow, the fuel tank fill level or a valve position
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02M21/023—Valves; Pressure or flow regulators in the fuel supply or return system
    • F02M21/0239—Pressure or flow regulators therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
    • B60K15/01—Arrangement of fuel conduits
    • B60K15/013—Arrangement of fuel conduits of gas conduits
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/30—Use of alternative fuels, e.g. biofuels

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)

Abstract

The invention relates to a gas fuel supply device for an engine for a vehicle. A vehicle engine with power supplied by gas fuel and arranged in an engine chamber is characterized in that, an adjustor and a pressure meter are arranged in the engine chamber, a gas container storing the gas fuel and the adjustor as well as the adjustor and an the engine are respectively communicated with a fuel pipeline. A branch part is disposed at a position at an upstream side of the adjustor in the fuel pipeline. A gas fuel supply device is also arranged in the engine chamber, wherein the pressure meter is provided with a cylindrical peripheral surface and is fixed at the side wall of the engine chamber via a clamping tool, the clamping tool is provided with a plurality of maintaining sheets, the maintaining sheets can elastically deform along a radial direction and are arranged at predetermined intervals along the peripheral surface of the pressure meter, and the maintaining sheets are arranged at a position not relative to a connecting part of a branch pipe connecting the pressure meter along the peripheral surface of the pressure meter.

Description

The gas-fuel feeder of mobile engine
Technical field
The present invention relates to a kind of device that is used to the mobile engine gaseous fuelled; more specifically, the fuel gas feeding device that relates to a kind of following mobile engine: this device can protect the used pressure meter of the branched pipe of gaseous fuels such as CNG, LPG and joint or joint not injured by external force.
Background technique
Known a kind of like this vehicle: wherein, the motor that produces power by gaseous fuel is disposed in and is arranged in the anterior engine compartment of vehicle (being vehicle body), and be stored in pressurized fuel gas in the gas container by regulator (regulator) thus decompression is fed into motor.In the gas-fuel feeder of this mobile engine, regulator is disposed in the engine compartment, and this regulator is configured to by being communicated with gas container such as the metal-made fuel conduit that discloses in the patent documentation 1 (TOHKEMY 2006-16986 communique).
And, in some cases, for example, as disclosed in the patent documentation 2 (Japan real open flat 05-74951 communique), in the gas-fuel feeder of mobile engine, requirement is installed in the pressure meter of the air pressure of indicator controller upstream (gas container side) in the engine compartment.
In the gas-fuel feeder of the traditional mobile engine disclosed such as above-mentioned patent documentation, be configured in the configuration of engine compartment at the pressure meter of the fuel pipe of the upstream side that is connected to the regulator that the gas-fuel feeder that is arranged in mobile engine comprises, branching portion is formed into the fuel pipe that connects with regulator, and pressure meter is connected to branching portion by branched pipe.When adopting when such pressure meter and branched pipe be arranged in this configuration in the engine compartment with less space, claimed pressure meter and branched pipe do not acted on body forward structure external force injury and prevent that gaseous fuel from leaking.
Summary of the invention
Consider the said circumstances that runs in the aforementioned prior art and conceived the present invention; the gas-fuel feeder that the purpose of this invention is to provide a kind of mobile engine; wherein pressure meter is arranged in the engine compartment; be used for measuring the pressure of gaseous fuel wherein; this gas-fuel feeder can be protected pressure meter and be connected to manometric fuel pipe when external force is applied to body forward structure, and can prevent that gaseous fuel from leaking.
In preferred version, this purpose of the present invention and other purpose can realize by the gas-fuel feeder that following mobile engine is provided: regulator wherein, pressure meter and provide the motor of power to be disposed in the engine compartment that is arranged in body forward structure by gaseous fuel, gas container and the described regulator of storage gaseous fuel are communicated with by fuel conduit, and described regulator and described motor also are communicated with by fuel conduit, the position of the upstream side that is positioned at described regulator in described fuel conduit arranges branching portion, described branching portion be connected pressure meter and connect with the U-shaped branched pipe, described U-shaped branched pipe has the intermediate portion outstanding towards described vehicle body the place ahead, wherein, described pressure meter has columnar outer circumferential face and is fixed to the sidewall of described engine compartment by anchor clamps, described anchor clamps are provided with a plurality of retention tabs, described retention tab is resiliently deformable and arrange with predetermined interval along described manometric outer circumferential face radially, and, described retention tab is arranged in not relative with the joint that is connected with described pressure meter of described branched pipe position (that is the interval that, is arranged between the described retention tab is relative with the joint that is connected with described pressure meter of described branched pipe) in the direction along described manometric outer circumferential face.
In such scheme, described anchor clamps can be formed by resin material.
More expectation is, the ring support that surrounds the described manometric pipe of being connected to of described branched pipe section arranges as follows: described ring support is the gap predetermined with described pipe section interval diametrically, and described ring support is fixed to the sidewall of described engine compartment.
Gas-fuel feeder of the present invention according to such scheme, to be connected to manometric branched pipe by external force in the rear side of vehicle (vehicle body) or the inner configuration that pushes away, the retention tab resiliently deformable of anchor clamps, thus pressure meter is broken away from from anchor clamps along the direction of arrow.This is so that the inside that gas-fuel feeder moves to pressure meter the rear side of vehicle or moves to engine compartment, thus prevent excessive External Force Acting in pressure meter and act on pressure meter and branched pipe between joint.
Thus, gas-fuel feeder of the present invention can be protected pressure meter, and can prevent that gaseous fuel from leaking from the joint between pressure meter and the branched pipe.
From the following explanation of reference accompanying drawing, it is clearer that substantive characteristics of the present invention and further feature will become.
Description of drawings
In the accompanying drawings:
Fig. 1 illustrates the regulator observed the inboard from the engine compartment of vehicle according to the embodiment of the present invention and the schematic side elevation of manometric configuration;
Fig. 2 is that masterpiece is used in the manometric situation regulator and the manometric schematic side elevation that the inboard from engine compartment is as shown in fig. 1 observed outside;
Fig. 3 is the manometric stereogram that is in assembled state according to the mode of execution of Fig. 1;
Fig. 4 is for the fixing sectional view of the manometric anchor clamps of Fig. 1;
Fig. 5 is regulator and the manometric schematic plan of observing from the upside of engine compartment;
Fig. 6 is the plan view that is provided with according to the engine compartment of the gas-fuel feeder of the mobile engine of present embodiment.
Embodiment
Hereinafter, describe with reference to the accompanying drawings embodiments of the present invention in detail.It is also noted that, the term of expression direction etc. " on ", D score, " right side ", " left side " and similarly term this by write on accompanying drawing or along shown in the mode of the word write of dimensional orientation (attitude) use.
Fig. 1 to Fig. 6 illustrates one embodiment of the present invention.In Fig. 6, reference character 1 expression vehicle (vehicle body).In vehicle body 1, engine compartment 5 is defined to the front portion of vehicle body 1 by a pair of horizontal longeron (side member) 2, mudguard wing 3 and front coaming plate 4.In the engine compartment 5 that limits like this, by the mobile engine (hereinafter only being called " motor ") 6 of fuel (gaseous fuel) operation and conversion from the speed changer (transmission) of the driving force of motor 6 thus 7 laterally arranged and driven front-wheel 8.Radiator (radiator) 9 is arranged in the place ahead of motor 6 and speed changer 7 in engine compartment 5, battery 10 is arranged in the left side of motor 6.
Intake manifold 11 is connected to the back (rear face) of motor 6, and throttle body (throttle body) 12 is connected to the left side of intake manifold 11.In addition, dispatch tube 13 is installed to intake manifold 11, and the Fuelinjection nozzle that gaseous fuel is ejected into motor 6 is connected to dispatch tube 13.
In addition, gas exhaust manifold 14 is connected to the front (front face) of motor 6, and catalytic converter and outlet pipe successively are connected to gas exhaust manifold 14.In addition, the air-strainer 15 that is connected to throttle body 12 is configured on the end face of motor 6.The suction tude 16 of introduction fresh air is pointed to vehicle body the place ahead so that the air inlet of suction tude 16 is crossed the top of radiator 9 mode is connected to air-strainer 15.
Vehicle 1 is equipped with for the gas-fuel feeder 17 that gaseous fuel is supplied to motor 6, and this gas-fuel feeder 17 also is disposed in the engine compartment 5 and by fuel access tube and is connected to motor 6.
Gas-fuel feeder 17 comprises the gas container of storing gaseous fuel, and described gas container is disposed in the rear portion of vehicle body 1.Regulator 18, pressure meter 19 and provide the motor 6 of power to be disposed in the engine compartment 5 of the front portion that is arranged in vehicle body 1 by gaseous fuel.As shown in Figure 5, regulator 18 and pressure meter 19 are disposed between battery 10 and the mudguard wing 3, and described mudguard wing 3 consists of the left side wall relative with battery 10 in engine compartment 5.Gas-fuel feeder 17 is configured to by fuel conduit (namely, pipe) 20 between the gas container of storing gaseous fuel and regulator 18, provides connection, with between the dispatch tube 13 of regulator 18 and motor 6, provide connection by fuel conduit (that is, pipe) 21.
Gas-fuel feeder 17 comprises the filter 22 of the fuel conduit 21 that is installed in fuel conduit 20 and 21, and wherein, fuel conduit 21 is configured between regulator 18 and the dispatch tube 13.And gas-fuel feeder 17 also is provided with the branching portion 23 of the fuel conduit 20 that is installed in fuel conduit 20 and 21, and wherein, fuel conduit 20 is disposed in the upstream side (gas container side) of regulator 18.Joint that branching portion 23 is connected with pressure meter 24 usefulness U-shaped branched pipes 25 connect, and this U-shaped branched pipe 25 has in the place ahead of vehicle 1 intermediate portion more outstanding than branching portion 23.
In addition, as depicted in figs. 1 and 2, gas-fuel feeder 17 comprises for the actuator bracket 26 that regulator 18 is installed.Actuator bracket 26 is fixed to the mudguard wing 3 that forms in the face of the left side wall of battery 10 by means of fixing bolt 27.The actuator bracket 26 that regulator 18 is fixed to mudguard wing 3 is provided with anchor clamps fixing part 29 via step-like joint 28.In addition, as shown in Figure 4, anchor clamps fixing part 29 is formed with for fixing hole 30.
Pressure meter 19 is for to have the cylindric of bottom surface 32 and end face 33, and bottom surface 32 and end face 33 are plate-like.The anchor clamps 34 that pressure meter 19 is formed by resin material remain to the anchor clamps fixing part 29 of actuator bracket 26.
Anchor clamps 34 comprise quadrangular prism shape joining portion 36, short tubular embedding part 37 and a plurality of (in the mode of execution that illustrates being four) retention tab 38.Quadrangular prism shape joining portion 36 is formed at the central part of disc shaped base 35 to engage with tetragonal fixed hole 30, and wherein, disc shaped base 35 is arranged at the distolateral of anchor clamps 34 in the mode against the bottom surface 32 of pressure meter 19.Short tubular embedding part 37 at the underside side 32 of pressure meter 19 to be arranged at another of anchor clamps 34 distolateral with the chimeric mode of the outer circumferential face of pressure meter 19.A plurality of retention tabs 38 are arranged at the forward end of embedding part 37 to keep the outer circumferential face 31 of pressure meter 19.
By joining portion 36 is engaged with fixed hole 30, anchor clamps 34 are fixed to anchor clamps fixing part 29 to prevent its rotation.Retention tab 38 can be arranged with predetermined interval along the radial elastic distortion of pressure meter 19 and along the outer circumferential face 31 of pressure meter 19.The end of each retention tab 38 is provided with projection 39, and projection 39 engages with the periphery of the end face 33 of pressure meter 19.
By joining portion 36 is engaged with the fixed hole 30 of the anchor clamps fixing part 29 of the actuator bracket 26 that is fixed to mudguard wing 3, anchor clamps 34 are fixed to mudguard wing 3 as the sidewall of engine compartment 5 by means of actuator bracket 26.
Pressure meter 19 is inserted in four retention tabs 38 of anchor clamps 34, anchor clamps 34 are fitted in the embedding part 37 with described outer circumferential face 31 and described bottom surface 32 is fixed to anchor clamps fixing part 29 against the mode of baseplate part 35, in this way, engaging between the projection 39 by retention tab 38 and the periphery of end face 33, pressure meter 19 is kept by anchor clamps 34.According to such configuration, by the anchor clamps 34 that comprise a plurality of retention tabs 38, pressure meter 19 is fixed to the mudguard wing 3 of engine compartment 5 by actuator bracket 26.
As shown in Figure 3, in gas-fuel feeder 17, the retention tab 38 of anchor clamps 34 is arranged in not the position relative with the joint that is connected with pressure meter 19 24 of branched pipe 25 in the direction along the outer circumferential face 31 of pressure meter 19.
As shown in Figure 2, gas-fuel feeder 17 is constructed such that: when the branched pipe 25 that is connected to pressure meter 19 by external force F when the inside of the rear side of vehicle 1 or vehicle 1 pushes away, retention tab 38 resiliently deformables of anchor clamps 34 so that pressure meter 19 break away from from anchor clamps 34 in the direction of arrow A.As a result, gas-fuel feeder 17 can make pressure meter 19 move to the rear side of vehicle body 1 or the inside of engine compartment 5, thus prevent excessive External Force Acting in pressure meter 19 and act on pressure meter 19 and branched pipe 25 between joint 24.
Thus, this gas-fuel feeder 17 can be protected pressure meter 19, and can prevent that gaseous fuel from leaking from the joint 24 between pressure meter 19 and the branched pipe 25.
And, in the gas-fuel feeder 17 of present embodiment, owing to be used for to keep the anchor clamps 34 of pressure meter 19 to be formed by resin material, so when the branched pipe 25 that is connected to pressure meter 19 by external force F during towards the rear thruster of vehicle body 1, as shown in Figure 2, compare with the situation that is made of metal anchor clamps, can make by lower load retention tab 38 distortion.
Therefore, gas-fuel feeder 17 can guarantee that pressure meter 19 breaks away from from anchor clamps 34, leaks thereby protection pressure meter 19 also can prevent the joint 24 that gas passes through between pressure meter 19 and the branched pipe 25.
In addition, as shown in Figure 3, the gas-fuel feeder 17 of present embodiment is provided with annular support 41, and annular support 41 surrounds the pipe section 40 that is connected to pressure meter 19 of branched pipes 25, and wherein annular support radially leaves predetermined gap S with described pipe section.Support 41 is fixed to the joint 28 of actuator bracket 26, and actuator bracket 26 is fixed to the mudguard wing 3 of engine compartment 5.
Gas-fuel feeder 17 is constructed such that: when branched pipe 25 by external force F when the rear thruster of vehicle body 1 and pressure meter 19 break away from from anchor clamps 34; pressure meter 19 is restricted to less than prearranging quatity at the above-below direction of vehicle and the support 41 of the besieged branched pipe 25 of the amount of movement on the left and right directions; thereby prevent pressure meter 19 and other parts collision, protect thus pressure meter 19.
As mentioned above; the intent of the present invention is to realize during in vehicle anterior pressure meter and be connected to the protection of manometric fuel conduit when External Force Acting; thereby prevent that gaseous fuel from leaking, the present invention not only can be applied to prevent gas leakage in fuel but also can be applied to protect the fuel conduit of liquid fuel supply device and prevent the leakage of liquid fuel.
It is also to be noted that, the invention is not restricted to above-mentioned mode of execution, in the situation of the scope that does not break away from appending claims, can carry out multiple other change and modification.

Claims (4)

1. the gas-fuel feeder of a mobile engine, regulator wherein, pressure meter, provide the motor of power and the dispatch tube of motor to be disposed in the engine compartment that is arranged in body forward structure by gaseous fuel, gas container and the described regulator of storage gaseous fuel are communicated with by fuel conduit, and the dispatch tube of described regulator and described motor also is communicated with by fuel conduit, position at the upstream side that is positioned at described regulator of described fuel conduit arranges branching portion, described branching portion be connected pressure meter and connect with the U-shaped branched pipe, described U-shaped branched pipe has the intermediate portion outstanding towards vehicle body the place ahead, wherein
Described pressure meter has columnar outer circumferential face and is fixed to the sidewall of described engine compartment with anchor clamps, described anchor clamps are provided with a plurality of retention tabs, and described retention tab is resiliently deformable radially, and arrange with predetermined interval along described manometric outer circumferential face, and
Described retention tab is arranged in not relative with the joint that is connected with described pressure meter of described U-shaped branched pipe position in the direction along described manometric outer circumferential face, thereby when described branched pipe by external force during towards the rear thruster of vehicle, so that described pressure meter is towards the rear side shifting of vehicle body.
2. the gas-fuel feeder of mobile engine according to claim 1 is characterized in that, described anchor clamps are formed by resin material.
3. the gas-fuel feeder of mobile engine according to claim 1, it is characterized in that, the ring support that surrounds the described manometric pipe of being connected to of described branched pipe section arranges as follows: described ring support is the gap predetermined with described pipe section interval diametrically, and described ring support is fixed to the sidewall of described engine compartment.
4. the gas-fuel feeder of mobile engine according to claim 1, it is characterized in that described retention tab is relative with the joint that is connected with described pressure meter of described branched pipe at the interval that the direction along described manometric outer circumferential face is arranged between the described retention tab.
CN2011100369489A 2010-02-12 2011-02-12 Gas fuel supply device for engine for vehicle Expired - Fee Related CN102162411B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010-028903 2010-02-12
JP2010028903A JP5477634B2 (en) 2010-02-12 2010-02-12 Gas fuel supply device for vehicle engine

Publications (2)

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CN102162411A CN102162411A (en) 2011-08-24
CN102162411B true CN102162411B (en) 2013-05-29

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DE (1) DE102011003933B4 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE540241C2 (en) * 2016-09-09 2018-05-08 Scania Cv Ab An arrangement for mounting a gas pipe to a vehicle

Citations (4)

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Publication number Priority date Publication date Assignee Title
JP2546244Y2 (en) * 1992-03-16 1997-08-27 株式会社オーテックジャパン Fuel filling structure of gas fueled vehicle
JP2006016986A (en) * 2004-06-30 2006-01-19 Suzuki Motor Corp Gas fuel supply structure
CN102120436A (en) * 2010-01-07 2011-07-13 铃木株式会社 Fuel supply device for vehicle engine
CN102192048A (en) * 2010-03-04 2011-09-21 铃木株式会社 Fuel feeding device for engine of vehicle

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JP2506365Y2 (en) * 1990-06-30 1996-08-07 マツダ株式会社 Engine fuel supply
JPH0574951A (en) 1991-09-18 1993-03-26 Nec Corp Manufacture of semiconductor device
JP3497543B2 (en) * 1993-12-28 2004-02-16 本田技研工業株式会社 Compressed natural gas engine regulator
JPH07315061A (en) * 1994-05-23 1995-12-05 Osaka Gas Co Ltd Gas fuel filling circuit for automobile
JP3840732B2 (en) * 1997-03-25 2006-11-01 マツダ株式会社 Engine fuel piping structure
JP3846672B2 (en) * 1999-06-02 2006-11-15 スズキ株式会社 Vehicle fuel supply device
US7784580B2 (en) * 2005-11-18 2010-08-31 Toyota Jidosha Kabushiki Kaisha Fuel supply system component protective construction

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Publication number Priority date Publication date Assignee Title
JP2546244Y2 (en) * 1992-03-16 1997-08-27 株式会社オーテックジャパン Fuel filling structure of gas fueled vehicle
JP2006016986A (en) * 2004-06-30 2006-01-19 Suzuki Motor Corp Gas fuel supply structure
CN102120436A (en) * 2010-01-07 2011-07-13 铃木株式会社 Fuel supply device for vehicle engine
CN102192048A (en) * 2010-03-04 2011-09-21 铃木株式会社 Fuel feeding device for engine of vehicle

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DE102011003933B4 (en) 2019-06-19
CN102162411A (en) 2011-08-24
JP2011163268A (en) 2011-08-25
DE102011003933A1 (en) 2012-01-19
JP5477634B2 (en) 2014-04-23

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