CN104612943B - A kind of can the simple air pump of continuous charge - Google Patents
A kind of can the simple air pump of continuous charge Download PDFInfo
- Publication number
- CN104612943B CN104612943B CN201410812718.0A CN201410812718A CN104612943B CN 104612943 B CN104612943 B CN 104612943B CN 201410812718 A CN201410812718 A CN 201410812718A CN 104612943 B CN104612943 B CN 104612943B
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- China
- Prior art keywords
- ring wall
- internal ring
- air
- air pump
- continuous charge
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Abstract
The invention discloses a kind of can the simple air pump of continuous charge, including internal ring wall and support ring wall, airbag chamber is formed between internal ring wall and support ring wall, air bag is distributed in airbag chamber, air bag is provided with air inlet pipe and escape pipe, cableties it are provided with on gasbag ektexine, it is provided with pit on the outer circle wall of internal ring wall, pit is provided with connecting pin, the connecting line being provided with superior elasticity it is wound around on connecting pin, the other end of connecting line is wound around and is arranged on cableties, tumbler it is provided with in internal ring wall, support and be provided with rotary shaft at ring wall axle center, rotary shaft powered rotatable part rotates, tumbler is provided with the protuberance withstanding on internal ring wall, protuberance can withstand when rotating and make internal ring wall extrude compressing gasbag respectively on the inwall of internal ring wall.Compared with prior art, present configuration is simple, designs ingenious, has noise little, low advantage of generating heat, and also has and can continuous charge work, the little very convenient feature carried of volume.
Description
Technical field
This utility model belongs to air pump technical field, particularly relate to a kind of can the simple air pump of continuous charge.
Background technology
Air pump i.e. " air pump ", is closed space from one and is got rid of air or from a kind of device closing space interpolation air.
Air pump is divided into electric air pump and hand air pump, foot-propelled air pump.Electric air pump.Air pump with electric power as power, is not stopped by electric power
Compressed air, produces air pressure.Application: pneumatic gluing, inflation etc..Air pump includes inflator pump, and inflator pump is again pump, inflates
Pump, inflator pump carry out work motor running by the operating of motor, and when bleeding, the valve of linker is washed open by the air pressure of air, gas
Body enters inflator, and when inflating in tire, valve is closed by the air pressure in inflator again, and gas has been put in tire.Also calculate
The principle being the use of atmospheric pressure comes same automobile, ball, rubber boat inflation.
Air pump can be divided into electric air pump, hand air pump and foot-propelled air pump by power resources.Electric air pump is with electric power as power
Air pump, do not stopped compressed air by electric power, produce air pressure.The application of electric air pump: pneumatic gluing, automobile inflating etc..Manually
The air pump air pump with hand-power as power, does not stop compressed air by hand-power, produces air pressure.The application of hand air pump: fill balloon
Or the pneumatic nicknack of refilling type.The foot-propelled air pump air pump with strength of one's legs as power, does not stop compressed air by strength of one's legs, produces gas
Pressure, carrys out work.The application of foot-propelled air pump: bicycle is inflated, fills balloon or pneumatic nicknack.
The operation principle of air pump is at present: electromotor drives air pump bent axle by two V-belts, thus drives piston to enter
Row is inflated, and the gas got imports gas receiver by airway.On the other hand gas receiver further through an airway by gas receiver
Interior gas imports in the pressure regulator valve being fixed on air pump, thus controls the air pressure in gas receiver.When the air pressure in gas receiver not
When reaching the pressure that pressure regulator valve is set up, the gas entering pressure regulator valve in gas receiver can not back down pressure regulator valve valve；Work as gas receiver
When interior air pressure reaches the pressure that pressure regulator valve is set up, the gas entering pressure regulator valve in gas receiver backs down pressure regulator valve valve, enters
The air flue communicated with pressure regulator valve in air pump, and the air inlet by air flue control air pump is normally opened, so that air pump running no load,
Reach to reduce kinetic equation loss, the purpose of protection air pump.When the air pressure in gas receiver is less than the pressure that pressure regulator valve is set up because of loss
Time, the valve in pressure regulator valve by its return, is disconnected the control gas circuit of air pump by return spring, and air pump starts to inflate again.
Air pump common on market the most all can produce huge noise and can produce substantial amounts of heat.Noise master
To be made up of mechanical vibration noise and pneumatic noise two parts.Due to its structure and operation principle, huge noise and
The most serious shortcoming of heat production is very difficult to avoid.Noise and heat that hand air pump and foot-propelled air pump produce are less, but
Cannot realize continuously inflating work.Further, having the air pump of continuous charge function in the market, its volume is the least
Ingeniously, inconvenience extremely is carried.
Summary of the invention
The present invention is directed to deficiency of the prior art, it is provided that a kind of can the simple air pump of continuous charge, simple in construction, if
Count ingenious, there is noise little, low advantage of generating heat, and also have can continuous charge work feature, this outer volume can be made
It is made arbitrarily small, very convenient carries, it is adaptable to various occasions.
For solving above-mentioned technical problem, the present invention adopt the following technical scheme that a kind of can the simple air pump of continuous charge, bag
Including internal ring wall and support ring wall, the end rubber packaging connection of described internal ring wall and described support ring wall makes described internal ring
Define airbag chamber between wall and described support ring wall, described airbag chamber is evenly distributed with several there is elastic deformability
Air bag, described air bag is provided with air inlet pipe and escape pipe, and described gasbag ektexine is provided with cableties, the cylindrical of described internal ring wall
It is provided with pit on perisporium, described pit is provided with connecting pin, described connecting pin is wound around the connection being provided with superior elasticity
Line, the other end winding of described connecting line is arranged on described cableties thus is connected with described gasbag ektexine by described internal ring wall
Connecing, described air inlet pipe is provided with breather check valve, described escape pipe is provided with outgassing nonreturn valve, is provided with in described internal ring wall
Tumbler, is provided with rotary shaft at described support ring wall axle center, and described rotary shaft can drive described tumbler to rotate, described rotation
Part is provided with the protuberance withstood on described internal ring wall, and described protuberance can withstand on the inwall of described internal ring wall when rotating
Described internal ring wall is made to extrude the described air bag of compression respectively.
Preferably, described support ring wall is outside equipped with gas collection ring wall, described gas collection ring wall and described support ring wall and seals even
Connecing thus define air collecting chamber between, described escape pipe is connected with described air collecting chamber, and described air collecting chamber connects gives vent to anger
Portion, described in give vent to anger and be provided with exhaustor in portion, described exhaustor end is provided with valve.
Preferably, described gas collection ring wall is outside equipped with protection ring wall, described gas collection ring wall and described protection ring wall and seals even
Connecing thus define inlet chamber between, described air inlet pipe is connected with described inlet chamber, and described inlet chamber connects air inlet
Portion, described intake section is provided with air filter, is provided with filter mesh layer and active carbon layer in described air filter.
Preferably, described tumbler is provided with counterweight part, and described counterweight part and described protuberance are arranged at described rotary shaft
Both sides, described counterweight part and described protuberance cooperating make described tumbler can operationally held stationary rotate.
Preferably, described inside air bag is provided with Magnet on the inwall on described air inlet pipe opposite, and described counterweight part sets
It is equipped with the magnetic piece matched with described Magnet, described Magnet and described magnetic piece to attract each other.
Preferably, described protuberance being provided with slide block, the inwall of described internal ring wall is provided with chute, described slide block is sliding
Move and be arranged in described chute.
Preferably, described rotary shaft end is provided with inner hexagonal hole, and described inner hexagonal hole is outside equipped with gear.
Preferably, described protection ring wall is outside equipped with the support supporting whole device.
Present configuration is simple, designs ingenious, has noise little, low advantage of generating heat, and also have can continuous charge
The feature of work, this outer volume can be fabricated to arbitrarily small, very convenient carries, it is adaptable to various occasions.
Accompanying drawing explanation
Fig. 1 is internal ring wall of the present invention and supports ring wall and peripheral structure schematic diagram thereof.
Fig. 2 is present configuration schematic diagram.
Fig. 3 is airbag structure schematic diagram of the present invention.
Fig. 4 is tumbler structural representation of the present invention.
Fig. 5 is tumbler structural side view of the present invention.
Fig. 6 is pit of the present invention and connecting pin mounting structure schematic diagram
Detailed description of the invention
With detailed description of the invention, the present invention is described in further detail below in conjunction with the accompanying drawings: as shown in Figures 1 to 6, one
Kind can the simple air pump of continuous charge, including internal ring wall 21 with support ring wall 22, described internal ring wall 21 and described support ring wall 22
End rubber packaging connect and make to define airbag chamber 2 between described internal ring wall 21 and described support ring wall 22, described
Being evenly distributed with several air bags 1 with elastic deformability in airbag chamber 2, described air bag 1 is provided with air inlet pipe 11 and goes out
Trachea 12, described air bag 1 outer wall is provided with cableties 14, and the outer circle wall of described internal ring wall 21 is provided with pit 211, described
Pit 211 is provided with connecting pin 212, described connecting pin 212 is wound around the connecting line 15 being provided with superior elasticity, described connection
The other end winding of line 15 is arranged on described cableties 14 thus is connected with described air bag 1 outer wall by described internal ring wall 21, institute
Stating and be provided with breather check valve 111 in air inlet pipe 11, described escape pipe 12 is provided with outgassing nonreturn valve 121, described internal ring wall 21
Inside being provided with tumbler 4, be provided with rotary shaft 41 at described support ring wall 22 axle center, described rotary shaft 41 can drive described rotation
Part 4 rotates, and described tumbler 4 is provided with the protuberance 42 withstood on described internal ring wall 21, and described protuberance 42 can rotate
Time withstand on make on the inwall of described internal ring wall 21 described internal ring wall 21 respectively extrude compression described air bag 1.The present invention mainly adopts
The extruding compressing gasbag ceaselessly rotated with eccentric thus go round and begin again, realization of being gone out by the gas extrusion in air bag 1 is filled
Gas.And air bag 1 self has elasticity and can recover ortho states after being extruded.So that air bag 1 can quick-recovery, this device soon
It is provided with some the connecting lines 15 with superior elasticity, and by these connecting lines 15, each air bag 1 and internal ring wall 21 is connected
Connect together.So arrange, the when of protuberance 42 rotation work, be in the close of circulation between internal ring wall 21 and air bag 1 and divide
During from.Internal ring wall 21 is during separating with air bag 1, it becomes possible to by connecting line 15, applies power outside air bag 1
On wall, thus auxiliary balloon 1 is restored.So arranging after being to ensure that air bag 1 is compressed, air bag 1 can quickly recover
Original shape.So arranging, the present invention just can inflate endlessly.
Described support ring wall 22 is outside equipped with gas collection ring wall 31, described gas collection ring wall 31 and described support ring wall 22 and seals even
Connecing thus define air collecting chamber 3 between, described escape pipe 12 is connected with described air collecting chamber 3, and described air collecting chamber 3 connects to be had
Give vent to anger portion 7, described in give vent to anger and be provided with exhaustor 71 in portion 7, described exhaustor 71 end is provided with valve 72.So arrange, just
Squeezed for the escape pipe 12 of each air bag 1 gas out can be gathered together, then by exhaustor 71 central gas supply.
Described gas collection ring wall 31 is outside equipped with protection ring wall 51, described gas collection ring wall 31 and described protection ring wall 51 and seals even
Connecing thus define inlet chamber 5 between, described air inlet pipe 11 is connected with described inlet chamber 5, and described inlet chamber 5 connects to be had
Intake section 6, described intake section 6 is provided with air filter 61, described air filter 61 is provided with filter mesh layer and
Active carbon layer.So arrange, enter the air of air bag 1 through filtering, so, it becomes possible to prevent the ash in outside air
Breather check valve 111 and outgassing nonreturn valve 121 even air bag 1 are caused unnecessary injury by dirt and steam.
Described tumbler 4 is provided with counterweight part 43, and described counterweight part 43 is arranged at described rotary shaft with described protuberance 42
The both sides of 41, described counterweight part 43 and described protuberance 42 cooperating make described tumbler 4 can operationally keep flat
Steady rotation.So arranging, described protuberance 42 rotates, around rotary shaft 41, the rotary inertia produced just can utilize counterweight part 43
It is in harmonious proportion, can be very steady when of thus making tumbler 4 rotate, will not produce and rock.Because described protuberance 42
Directly to contact with described internal ring wall 21 and described counterweight part 43 can not contact with described internal ring wall 21, so protuberance 4
Moment is more than counterweight part 43.For held stationary, then the weight of counterweight part 43 is more than the weight of protuberance 4.Both weight is closed
System, the computing formula of available rotary inertia is determined.
Described air bag 1 is internal is provided with Magnet 13 on the inwall on described air inlet pipe 11 opposite, and described counterweight part 43 sets
Being equipped with the magnetic piece 431 matched with described Magnet 13, described Magnet 13 and described magnetic piece 431 are attracted each other.So arrange be for
More preferable auxiliary balloon 1 recovers original form.The gravitation attracted each other between Magnet 13 and magnetic piece 431 can be because both lean on
The nearest the biggest.When protuberance 42 leaves the air bag 1 being extruded, the when of being rotated further, it is former in air bag 1 recovery the most slowly
Shape also by air inlet pipe 11 air-breathing, now counterweight part 43 can rotate along with tumbler 4 and slowly near this air bag 1.So, Magnet
13 and the distance of magnetic piece 431, the most slowly reduce, its gravitation will be gradually increased.Because magnetic piece 431 is disposed on counterweight part 43
Irremovable, so Magnet 13 will gradually be drawn close to magnetic piece 431, the most also it is achieved that auxiliary balloon 1 increases volume, extensive
Restore shape.
It is provided with slide block 421 on described protuberance 42, the inwall of described internal ring wall 21 is provided with chute, described slide block
421 are slideably positioned in described chute.So arranging, slide block 421 is just bound in chute move, and the most also ensures that prominent
Go out portion 42 to rotate in a plane determined, namely make tumbler 4 be in a stable Plane Rotation, thus ensure dress
That puts stablizes, and will not rock.
Described rotary shaft 41 end is provided with inner hexagonal hole 412, and described inner hexagonal hole 412 is outside equipped with gear 411.So
Arranging, rotary shaft 41 just can be connected with other energy such as motor offer device.Rotary shaft 41 can be rotated.Rotary shaft
41 are connected with motor, it is possible to use the principle that gear engagement coordinates.The output shaft of motor is installed and gear 411 matches
Gear part, it becomes possible to the rotation of the output shaft of motor passes to rotary shaft 41, and so, rotary shaft 41 just can rotate,
This device the most just can be started working, and supplies for other devices.This device can also make as hand air pump or foot-propelled air pump
With.Because being provided with inner hexagonal hole 412 in rotary shaft 41, so, as long as will be able to pull with the outer-hexagonal that inner hexagonal hole 412 coordinates
Hands inserts in rotary shaft 41, it becomes possible to hand rotation rotary shaft 41.Thus achieve the effect of hand air pump.Utilize hands
Move so that this device work, its air collecting chamber 3 produce air pressure and electronic mode no difference, but manual mode is non-
Often expend the muscle power of user, therefore it is not recommended that utilize manual mode to come to other more anticyclonic devices of needs such as automobile tires
, there is beyond thought situation in the past in inflation.
Described protection ring wall 51 is outside equipped with the support 8 supporting whole device.Utilize the support 8 will protection ring wall 51 and interior
All components in portion support so that it is work on a stable platform, it is possible to reduce and rock, it is ensured that plant running is steady
Fixed.
The present invention does not use piston to realize compressed gas, does not the most have because piston moves back and forth at a high speed in the cylinder
And produce huge noise and big caloric value.The present invention is by excellent with having for the end face of described internal ring wall 21 and described support ring wall 22
The rubber packaging of good elasticity is lived, and this allows for defining between described internal ring wall 21 and described support ring wall 22 an airtight sky
Chamber, is airbag chamber 2.The air bag 1 being arranged at this can well be protected, to such an extent as to by accidental damage.The present invention utilizes
Tumbler 4 rotates and withstands on internal ring wall 21 so that it is extruding gasbag 1 respectively, and from escape pipe 12, the gas in air bag 1 is discharged realization
For airway dysfunction.In the present invention, between internal ring wall 21 and air bag 1, there is no Relative friction extruding, the therefore heat production of air bag 1 the most mutually
The lowest.Air bag 1 self has the ability of elastic deformation, and therefore, internal ring wall 21 does not extrudes when, this air bag 1 is extensive
The when of multiple, it becomes possible to from air inlet pipe 11 air-breathing.When tumbler 4 quick rotation when, rely only on the elastic change of air bag 1 self
Shape ability, can cause certain air bag 1 also not resile completely, and the protuberance 42 on tumbler 4 turns to this air bag 1 the most again
Place so that internal ring wall 21 is pressed on this air bag 1, thus causes capacity greatly to reduce.In order to avoid this situation occurs,
The invention provides the mechanism that two set auxiliary balloon 1 air-breathings resile.So arranging, the air bag 1 of the present invention just can be quick
Inflation.
The working method of this device utilizes internal ring wall 21 extruding gasbag 1 to make its aerofluxus exactly, uses airbag chamber the most again
Auxiliary balloon 1 fast aeration.Air bag 1 is utilized to realize the function of air pump.By such mode, this device there is no substantial amounts of rubbing
Wipe, therefore would not produce substantial amounts of heat, and noise.The advantage that therefore present invention has the quiet work of low grade fever.
Further, any part of the present invention can be fabricated to small-sized as required.Therefore the profile of the present invention can be done
To the least, as long as industry manufactures water product and can provide technical support.Therefore the present invention is the most just provided with the advantage being convenient for carrying.
When current consumer drives a car, all can step on air pump at boot one inflator of preparation or foot, in case meaning
Outer situation occurs.But these are all step inflations, inflation is the slowest, and compares consuming muscle power.If it is intended to it is fast
Speed inflation, is necessary for carrying a DYN dynamic air pump, and volume is big, and use is very limited, in the absence of a power supply, and nothing
Method works.
The present invention can realize continual inflation.And according to above-mentioned explanation, volume is little to be easy to carry.And can also
Enough unfavorable power supplys just energy fast aeration, the later air pump of the existing market that compares, very convenient.
Present configuration is simple, designs ingenious, has noise little, low advantage of generating heat, and also have can continuous charge
The feature of work, this outer volume can be fabricated to arbitrarily small, very convenient carries, it is adaptable to various occasions.
Claims (8)
1. one kind can the simple air pump of continuous charge, it is characterised in that: include internal ring wall (21) and support ring wall (22), described in
The end rubber packaging connection of ring wall (21) and described support ring wall (22) makes described internal ring wall (21) and described support
Define airbag chamber (2) between ring wall (22), described airbag chamber (2) is evenly distributed with several and has elastic deformability's
Air bag (1), described air bag (1) is provided with air inlet pipe (11) and escape pipe (12), described air bag (1) outer wall is provided with cableties
(14), the outer circle wall of described internal ring wall (21) being provided with pit (211), described pit is provided with connecting pin in (211)
(212), described connecting pin (212) is upper is wound around the connecting line (15) being provided with superior elasticity, the other end of described connecting line (15)
Winding is arranged on described cableties (14) and above thus is connected with described air bag (1) outer wall by described internal ring wall (21), described air inlet
Being provided with breather check valve (111) on pipe (11), described escape pipe (12) is provided with outgassing nonreturn valve (121), described internal ring wall
(21) being provided with tumbler (4) in, be provided with rotary shaft (41) at described support ring wall (22) axle center, described rotary shaft (41) can
Driving described tumbler (4) to rotate, described tumbler (4) is provided with the protuberance (42) withstood on described internal ring wall (21), institute
State protuberance (42) to withstand on the inwall of described internal ring wall (21), make described internal ring wall (21) extrude respectively when rotating
Compress described air bag (1).
The most according to claim 1 a kind of can the simple air pump of continuous charge, it is characterised in that: described support ring wall (22)
Be outside equipped with gas collection ring wall (31), described gas collection ring wall (31) and described support ring wall (22) be tightly connected thus between
Defining air collecting chamber (3), described escape pipe (12) is connected with described air collecting chamber (3), and described air collecting chamber (3) connects portion of giving vent to anger
(7), described in give vent to anger and be provided with exhaustor (71) in portion (7), described exhaustor (71) end is provided with valve (72).
The most according to claim 2 a kind of can the simple air pump of continuous charge, it is characterised in that: described gas collection ring wall (31)
Be outside equipped with protection ring wall (51), described gas collection ring wall (31) and described protection ring wall (51) be tightly connected thus between
Defining inlet chamber (5), described air inlet pipe (11) is connected with described inlet chamber (5), and described inlet chamber (5) connects intake section
(6), described intake section (6) being provided with air filter (61), described air filter is provided with filter mesh layer in (61)
And active carbon layer.
The most according to claim 3 a kind of can the simple air pump of continuous charge, it is characterised in that: described tumbler (4) sets
Being equipped with counterweight part (43), described counterweight part (43) and described protuberance (42) are arranged at the both sides of described rotary shaft (41), described
Counterweight part (43) and described protuberance (42) cooperating make described tumbler (4) operationally to rotate by held stationary.
The most according to claim 4 a kind of can the simple air pump of continuous charge, it is characterised in that: described air bag (1) is internal
The inwall on described air inlet pipe (11) opposite is provided with Magnet (13), described counterweight part (43) is provided with and described Magnet
(13) magnetic piece (431) matched, described Magnet (13) and described magnetic piece (431) are attracted each other.
The most according to claim 5 a kind of can the simple air pump of continuous charge, it is characterised in that: on described protuberance (42)
Being provided with slide block (421), the inwall of described internal ring wall (21) is provided with chute, described slide block (421) is slideably positioned in described
In chute.
The most according to claim 6 a kind of can the simple air pump of continuous charge, it is characterised in that: described rotary shaft (41) is held
Portion is provided with inner hexagonal hole (412), and described inner hexagonal hole (412) is outside equipped with gear (411).
The most according to claim 3 a kind of can the simple air pump of continuous charge, it is characterised in that: described protection ring wall (51)
It is outside equipped with the support (8) supporting whole device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410812718.0A CN104612943B (en) | 2014-12-24 | 2014-12-24 | A kind of can the simple air pump of continuous charge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410812718.0A CN104612943B (en) | 2014-12-24 | 2014-12-24 | A kind of can the simple air pump of continuous charge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104612943A CN104612943A (en) | 2015-05-13 |
| CN104612943B true CN104612943B (en) | 2016-08-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410812718.0A Expired - Fee Related CN104612943B (en) | 2014-12-24 | 2014-12-24 | A kind of can the simple air pump of continuous charge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104612943B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105889043A (en) * | 2016-04-12 | 2016-08-24 | 江门麦加道机电厂有限公司 | Low-noise and low-heating air pump |
| CN107781147A (en) * | 2017-11-28 | 2018-03-09 | 广东商旅宝健康科技有限公司 | Electric aeration device |
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|---|---|---|---|---|
| JPS61291788A (en) * | 1985-06-19 | 1986-12-22 | Bridgestone Corp | Pulsating pump elastic contractive body |
| GB9013713D0 (en) * | 1989-06-22 | 1990-08-08 | Robertson Thomas J M | Pumps |
| CN2735036Y (en) * | 2004-10-18 | 2005-10-19 | 陈良平 | Bag type high pressure inflator |
| CN2761871Y (en) * | 2004-11-08 | 2006-03-01 | 冯建银 | Pipeline exhaust gas charging pump |
| JP2006152935A (en) * | 2004-11-30 | 2006-06-15 | Isamu Inatomi | Air pressure supply device |
| CN2937550Y (en) * | 2006-06-14 | 2007-08-22 | 索今召 | Portable inflator |
| CN201043516Y (en) * | 2007-04-19 | 2008-04-02 | 中国地质调查局水文地质环境地质调查中心 | Double-pneumathode pneumatic sampling pump |
-
2014
- 2014-12-24 CN CN201410812718.0A patent/CN104612943B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61291788A (en) * | 1985-06-19 | 1986-12-22 | Bridgestone Corp | Pulsating pump elastic contractive body |
| GB9013713D0 (en) * | 1989-06-22 | 1990-08-08 | Robertson Thomas J M | Pumps |
| CN2735036Y (en) * | 2004-10-18 | 2005-10-19 | 陈良平 | Bag type high pressure inflator |
| CN2761871Y (en) * | 2004-11-08 | 2006-03-01 | 冯建银 | Pipeline exhaust gas charging pump |
| JP2006152935A (en) * | 2004-11-30 | 2006-06-15 | Isamu Inatomi | Air pressure supply device |
| CN2937550Y (en) * | 2006-06-14 | 2007-08-22 | 索今召 | Portable inflator |
| CN201043516Y (en) * | 2007-04-19 | 2008-04-02 | 中国地质调查局水文地质环境地质调查中心 | Double-pneumathode pneumatic sampling pump |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104612943A (en) | 2015-05-13 |
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