CN103423541A - Pipe body connector - Google Patents
Pipe body connector Download PDFInfo
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- CN103423541A CN103423541A CN2012101569256A CN201210156925A CN103423541A CN 103423541 A CN103423541 A CN 103423541A CN 2012101569256 A CN2012101569256 A CN 2012101569256A CN 201210156925 A CN201210156925 A CN 201210156925A CN 103423541 A CN103423541 A CN 103423541A
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Abstract
The invention provides a pipe body connector which can be easily inserted in the end portion of a pipe body and can stably fix the pipe body. In the pipe body connector (10) which is inserted in the inner side of the pipe body (20) from opening parts (16) arranged at the front end and makes the pipe body (20) be embedded, a saw-toothed step part (30) is arranged on the outer circumference of the pipe body connector (10). Besides, if the inner diameter of the pipe body (20) ranges from 4.0mm to 5.0mm, the largest diameter of the step part (30) is the sum of values of reference inner diameters and values which are larger than or equal to 0.50mm and smaller than or equal to 0.80mm, and then the pipe body connector (10) is formed.
Description
Technical field
The present invention relates to a kind of body connection mouth, its joint etc. that is arranged on body is upper, is inserted into body inner and make body chimeric.
Background technique
The hot-water heating floor heating device is configured to, and has: burner; Be laid on underfloor body; And pump etc., its hot water that will be generated by burner is carried to body.Because body extensively is distributed under floor, so use the body branches by its branch.
The body branches has a plurality of body connection mouths that communicate with each other, and makes body and each body connection mouth chimeric, and in the future the hot water of spontaneous combustion burner is to a plurality of body branch.In addition, in the situation that lay more longways body, each body is linked by pipe joint.
Be arranged on the body connection mouth on pipe joint or body branches, be generally cylindric, in outer circumferential face setting table rank section.As stepped part, the situation that the thinner section of opening portion side that makes interface is laciniation is a lot.In addition, common stepped part forms the body connection mouth of 3 sections left and right continuously, thereby makes the body after chimeric be difficult to extract.
In addition, after the chimeric body of body connection mouth, mounting fastener on body, by fastening piece from the fastening body of periphery.As a kind of hot-water heating floor heating device wherein, the style of opening of hot-water heating and atmospheric pressure equal pressure and make the airtight closed type in inside, hot-water heating path in known body.
Patent documentation 1: TOHKEMY 2005-188891 communique
Summary of the invention
Make the airtight hot-water heating floor heating device in hot-water heating path, must be higher by the hot-water heating pressure setting of body inside.Therefore, in the situation that the body connection mouth used in utilizing existing style of opening makes the body combination, consider that the diameter of body connection mouth is thinner, chimeric body in conjunction with hypodynamic problem.Therefore, in the existing joint or branches that is provided with the body connection mouth, consider sometimes to exist between body from linking and body connection mouth to spill hot water, or body is from the problem of body connection mouth disengaging.
In addition, in body is embedded to the body connection mouth before, fastening piece must be arranged on the body outside in advance.But, exist and fastening piece do not embedded in body, and body is embedded in the body connection mouth, thereby need the situation of operation again.
In addition, fastening piece must enter in advance from the body end position away from certain distance, to prevent, in chimeric operation, obstacle occurs.And, in body is embedded into to the body connection mouth after, make fastening piece move to the body end.Therefore, must make fastening piece move along body larger, the chimeric operation of body is pretty troublesome.
The object of the invention is to provide a kind of body connection mouth, and it can make body firmly engage, and can be reliably and mounting fastener simply.
In order to solve above-mentioned problem, the body connection mouth that an embodiment of the invention relate to forms as follows.It is provided with opening portion at front end, this body connection mouth makes body chimeric from front end Inserting Tube body inside, and can form corresponding to each body benchmark internal diameter, in above-mentioned body connection mouth, outer circumferential face at the body connection mouth has stepped part, and its central shaft with the body connection mouth is coaxial, and has the flexuose visible outline, when the body connection mouth is decided what is right and what is wrong on the plane of the central shaft by through the body connection mouth, the forward end of this flexuose visible outline is to inclined.
In addition, in the situation that the benchmark internal diameter of body is 4.0mm and 5.0mm, the maximum diameter of stepped part is more than or equal to 0.50mm and is less than or equal to the value value afterwards in the 0.80mm scope for increasing on the value of each benchmark internal diameter, in addition, in the situation that the benchmark internal diameter of body is 6.95mm and 9.95mm, it is more than or equal to 0.55mm and is less than or equal to the value after the value of 0.85mm for increasing on the value of each benchmark internal diameter.
In addition, in the situation that body benchmark internal diameter is 12.00mm, the maximum diameter of stepped part is the value that is more than or equal to 12.7mm and is less than or equal to 13.00mm, in the situation that body benchmark internal diameter is 12.90mm, the maximum diameter of stepped part is the value that is more than or equal to 13.7mm and is less than or equal to 14.00mm.
The effect of invention
According to the present invention, body is chimeric by stronger inlay resultant force and body connection mouth.Therefore, it also can be for the higher hot-water heating floor heating device of hot-water heating pressure in the bodys such as hot-water heating floor heating device of closed type.Can not forget the situation of mounting fastener.Can simplify chimeric operation.Can easily body be entrenched in the body connection mouth.
The accompanying drawing explanation
Fig. 1 means the oblique drawing of the body branches of the body connection mouth that uses the 1st mode of execution of the present invention to relate to.
Fig. 2 means the front view of this body branches.
Fig. 3 means the exploded perspective view of this body branches.
Fig. 4 means the front view of the pipe joint of the body connection mouth that uses the 2nd mode of execution of the present invention to relate to.
Fig. 5 means the oblique drawing of this pipe joint.
Fig. 6 means the front view that makes body and the chimeric body inserting member of body connection mouth.
Embodiment
Below, the body connection mouth that uses accompanying drawing to relate to for the 1st mode of execution of the present invention describes.
Fig. 1 means the oblique drawing of the body branches 22 of the body connection mouth that uses the 1st mode of execution of the present invention to relate to, Fig. 2 means the front view of this body branches 22, Fig. 3 means the exploded perspective view of this body branches 22, Fig. 4 means the front view of the pipe joint 80 of the body connection mouth that uses the 2nd mode of execution of the present invention to relate to, Fig. 5 means the oblique drawing of this pipe joint 80, and Fig. 6 means the front view that makes the chimeric body inserting member 100 of body 20 and body connection mouth.
Mean to have the body branches 22 of the 1st body connection mouth 10 and the 2nd body connection mouth 12 in Fig. 1.Body branches 22 has main part 24, at the first surface 26 of main part 24, the 1st body connection mouth 10 is set, and on 2nd surface 28 relative with the 1st surface 26, the 2nd body connection mouth 12 is set.Below, the proximal direction that main part 24 sides that make the 1st body connection mouth 10 are the 1st body connection mouth 10, describe the front extreme direction that its contrary side is the 1st body connection mouth 10.In addition, also proximal direction can be called to the rear of the 1st body connection mouth 10.The 2nd body connection mouth 12 and other body connection mouths also describe as benchmark.
The 1st body connection mouth 10 and the 2nd body connection mouth 12 are cylindric, at front end, are provided with opening portion 14.The 1st body connection mouth 10 is body connection mouths of benchmark internal diameter body (7A) use that is 6.95mm, and the 2nd body connection mouth 12 is body connection mouths of benchmark internal diameter body (5A) use that is 5mm.Body 20(is with reference to Fig. 6) be the PE pipe (crosslinked polyethylene pipe) that density is 0.92g/ cube cm to 0.95g/ cube cm.
The 1st body connection mouth 10 and the 2nd body connection mouth 12 are arranged on main part 24 liquid-tightly.And the inside of the 1st body connection mouth 10 and the 2nd body connection mouth 12 is connected to each other via the space 25 of the inside that is arranged on main part 24.
Mean the front view of body branches 22 in Fig. 2.The 1st body connection mouth 10 has the 1st stepped part the 30, the 2nd stepped part the 32, the 3rd stepped part 34 these 3 stepped part at outer circumferential face.Each stepped part from the 1st stepped part 30 to the 3rd stepped part 34 is roughly identical shaped, and forms continuously.
Below, the 1st stepped part 30 of take describes as example.The diameter of the 1st stepped part 30 starts wire ground from opening portion 14 and increases, and from the position of diameter maximum, diameter vertically dwindles with respect to the central shaft a of the 1st body connection mouth 10.The length of the central shaft a direction of the 1st stepped part 30 is 6.0mm.In addition, become the rear end of the maximum diameter of the 1st stepped part 30, diameter is from the value in the scope of 7.5mm to 7.8mm.
The rear end of the 2nd stepped part 32 and the 1st stepped part 30 arranges continuously.The 2nd stepped part 32, the length of its central shaft a direction is 5.0mm.In addition, become in the scope of diameter in 7.5mm to 7.8mm of rear end of maximum diameter of the 2nd stepped part 32, form the value identical with the 1st stepped part 30.The difference of the minimum diameter of the maximum diameter of the 1st stepped part 30 and the 2nd stepped part 32 is about 1mm.
The rear end of the 3rd stepped part 34 and the 2nd stepped part 32 arranges continuously.The 3rd stepped part 34, the length of its central shaft a direction is 5.0mm.In addition, become in the scope of diameter in 7.5mm to 7.8mm of rear end of maximum diameter of the 3rd stepped part 34, form the value identical with the 1st stepped part 30.The difference of the minimum diameter of the maximum diameter of the 2nd stepped part 32 and the 3rd stepped part 34 is about 1mm.
Ear end face from the 1st stepped part 30 to each stepped part of the 3rd stepped part 34, form the vertical plane of center line a with respect to the 1st body connection mouth 10.Thus, the rear end of each stepped part, the angle on the section of deciding what is right and what is wrong on the plane of the center line a by through the 1st body connection mouth 10 forms acute angle.
In addition, because the length of the central shaft a direction of the 1st stepped part 30 is 6.0mm, the length of comparing with the length of the central shaft a direction of the 2nd stepped part 32 and the 3rd stepped part 34, so the tilt angle with respect to the 1st stepped part 30 of the center line a of the 1st body connection mouth 10 forms, and with the tilt angle of the 2nd stepped part 32 or the 3rd stepped part 34, is in a ratio of less angle.
At the rear of the 3rd stepped part 34, diameter diminution part 36 is set.Diameter diminution part 36 is less with the 3rd stepped part 34 rear end phase diameter groups, chimeric and cross the diameter of end of the body 20 of the 3rd stepped part 34 with the 1st body connection mouth 10, with diameter diminution part 36, compares little.
Be provided with mounting groove 38 at the rear of diameter diminution part 36.Mounting groove 38 is formed by parallel two the 1st wall bodies 40 and the 2nd wall body 42.The interval of the 1st wall body 40 and the 2nd wall body 42 has the width that fixed block 44 described later can be installed.In addition, the diameter of mounting groove 38 becomes the value of the fastening fixed block 44 of confining force that can be suitable.
Be provided with temporary fixed 50 at the rear of mounting groove 38.Form the equal diameters of diameter and fastening piece described later 52 natures or in contrast less for temporary fixed 50.In addition, temporary fixed 50 forms, along the 1st body, connect the length of central shaft a direction of central shaft of oral area 10 and fastening piece 52 along the equal in length of central shaft a direction or be greater than this length.In addition, the diameter of the 2nd wall body 42 at least is greater than the diameter of the fastening piece 52 of nature, and is temporary fixed 50 sides at the rear of the 2nd wall body 42, along periphery, forms plane of inclination 54.
Below, for the 2nd body connection mouth 12, describe.The 2nd body connection mouth 12, except size is different from the 1st body connection mouth 10, has identical structure substantially.Below, the identical label for the structure member mark identical with the 1st body connection mouth 10, description thereof is omitted.
The 2nd body connection mouth 12 is body connection mouths of benchmark internal diameter body (5A) use that is 5.0mm.The 2nd body connection mouth 12 starts to set gradually the 1st stepped part the 60, the 2nd stepped part the 62, the 3rd stepped part 64 from opening portion 16 sides.Rear end from the 1st stepped part 60 to each stepped part of the 3rd stepped part 64, diameter is in the scope from 5.5mm to 5.8mm.In addition, the length of the central shaft a direction of the 1st stepped part 60 is 5.5mm, and the length of the central shaft a direction of the 2nd stepped part 62 and the 3rd stepped part 64 is 4.0mm.
At the rear of the 3rd stepped part 64, be provided with successively diameter diminution part 36, mounting groove 38, temporary fixed 50.Length or the diameter of its central shaft a direction separately are different from the value at the corresponding position of the 1st body connection mouth 10, but fundamental function is identical.As shown in Figure 1, the fastening piece 66 that the body that maintenance benchmark internal diameter is 5.0mm on temporary fixed 50 is used.
That is, the body connection mouth of the body that the benchmark internal diameter is 6.0mm (6A) use, the diameter of the rear end of each stepped part is the value from 6.5mm to 6.8mm.The body connection mouth of the body that the benchmark internal diameter is 6.95mm (7A) use, the value that the diameter of the rear end of each stepped part is 7.5mm to 7.8mm.
The body connection mouth of the body that the benchmark internal diameter is 9.95mm (10A) use, the diameter of the rear end of each stepped part is the value from 10.5mm to 10.8mm.The body connection mouth of the body that the benchmark internal diameter is 12.0mm (13A-2) use, the value that the diameter of the rear end of each stepped part is 12.7mm to 13.0mm.The body connection mouth of the body that the benchmark internal diameter is 12.90mm (13A-1) use, the value that the diameter of the rear end of each stepped part is 13.7mm to 14.0mm.
In addition, also can form, from above-mentioned the 1st stepped part 30 to each stepped part of the 3rd stepped part 34, along with from the 1st stepped part 30 to the 3rd stepped part 34, the diameter of rear end is increased gradually in the scope of above-mentioned value.This is also identical in the 2nd body connection mouth 12 grades.
Below, for fastening piece 52, describe.Fastening piece 52 is formed by tinsel, as shown in Figure 3, has engagement portion 70 and pinches sheet 72.Engagement portion 70 makes metal plate-shaped member become ring-type and form.Pinch sheet 72 and be formed on the two ends with the plate-shaped member of ring-type formation.
As pinching sheet 72, if for example with hand clamping and two intervals of pinching sheet 72 are diminished, plate-shaped member resiliently deformable, the internal diameter of engagement portion 70 increases.And, pinch sheet 72 if hand leaves, the elasticity of utilizing plate-shaped member to have and be contracted to the diameter of nature.In addition, fastening piece 66 is different from the length of fastening piece 52 diameters or central shaft a direction, but basic structure is identical.In addition, fastening piece is not limited to this, can be also other structures.
Below, for fixed block 44, describe.Fixed block 44 uses in the body inserting member 100 that makes body insertion the 1st body connection mouth 10 connection mouths such as body such as grade.Fixed block 44 as shown in Figure 3, has two clamping parts 45 and pedestal 47.Clamping part 45 has the embedding part 49,51 of two different-diameters, and the mounting groove 38 different from diameter is corresponding.Pedestal 47 is connected integratedly with clamping part 45, removably is fixed on body inserting member 100.
Fig. 6 means an example of body inserting member 100.Body inserting member 100 have operating member 102 and with the consecutive grip part 104 of operating member 102.Operating member 102 has fixed block assembly department 106 and actuating strut 108.Fixed block assembly department 106 is arranged on grip part 104 movably via actuating strut 108.Fixed block assembly department 106 has for the fixing mounting platform of the pedestal 47 of fixed block 44, and removably fixedly fixed block 44.Fig. 6 means and uses fixed block 44, keep the figure of the state of body branches 22 on fixed block assembly 106.
Below, for effect, the effect of body branches 22, use the example that body 20 is installed on the 1st body connection mouth 10 of body branches 22 to describe.The 1st body connection mouth 10 of body branches 22 is body connection mouths that body that the benchmark internal diameter is 6.95mm is used, and the 2nd body connection mouth 12 is body connection mouths that body that the benchmark internal diameter is 5.0mm is used.At the 1st body connection mouth 10 and the 2nd body connection mouth 12 temporary fixed 50, as shown in Figure 1, fix each fastening piece 52,66.
The fixed block 44 of assembling body inserting member 100 in the mounting groove 38 of the 1st body connection mouth 10.Fixed block 44 is arranged on fixed block assembly department 106, and as shown in Figure 6, body branches 22 is assembled on body inserting member 100.In addition, fixing body 20 on the body assembly department 112 of body inserting member 100.
Hold the lever 110 of body inserting member 100, the 1st body connection mouth 10 is slowly inserted in body 20.If body 20 and the 1st body connection mouth 10 are chimeric, the ora terminalis of body 20 arrives fixed block 44, stops the gripping action of lever 110.And, body 20 is pulled down from body assembly department 112, body branches 22 is pulled down from fastening piece 44, the body branches 22 that links body 20 is taken off from body inserting member 100.
Then, will by temporary fixed 50 temporary fixed fastening pieces 52 pinch the clampings such as sheet 72 use hands or pliers, the interval that reduces to pinch sheet 72, increase the internal diameter of engagement portion 70.Make the internal diameter of engagement portion 70 be greater than the external diameter of body 20, and fastening piece 52 is moved from temporary fixed 50 to body 20.If make fastening piece 52 move to the end of body 20, unclamp the clamping of pinching sheet 72, utilize fastening piece 70 that body 20 is fastening, body 20 is fixed on body branches 22.
The 1st body connection mouth 10, because the inclination of the 1st stepped part 30 is mild, so easily use body inserting member 100 that the 1st body connection mouth 10 is inserted in body 20.Because fastening piece 52 is temporarily fixed on temporary fixed 50 of the 1st body connection mouth 10, so can not forget fastening piece 52 is embedded on body 20.
In addition, because the 2nd wall body 42 of mounting groove 38 compares and forms greatlyr with the internal diameter of fastening piece 52, so when keeping body branches 22 etc., fastening piece 52 can not come off from body branches 22.In addition, before body 20 being arranged on the 1st body connection mouth 10, because do not need fastening piece 52 is embedded into the periphery of body 20, so chimeric operation can easily be carried out.Because form plane of inclination on the 2nd wall body 42, so can easily make fastening piece 52 move to body 20 from temporary fixed 50.
Because form diameter diminution part 36 at the rear of the 3rd stepped part 34, thus with the internal diameter of the end of the chimeric body 20 of the 1st body connection mouth 10, can dwindle by diameter diminution part 36, thus can make body 20 strongly engage with the 1st body connection mouth 10.In addition, fixed block 44 is not limited to the shape of above-mentioned example, also can use the fastening piece that is called as E type ring.
Fig. 4 means to use the pipe joint 80 of the body connection mouth of the 2nd mode of execution.Pipe joint 80 has the 3rd body connection mouth 82.The 3rd body connection mouth 82 and the 1st body connection mouth 10 similarly, are the interfaces of benchmark internal diameter body (7A) use that is 6.95mm.The 3rd body connection mouth 82 has and the essentially identical structure of the 1st body connection mouth 10.Below, the identical label for the structure member mark identical with the 1st body connection mouth 10, description thereof is omitted.
The 3rd body connection mouth 82 and the 1st body connection mouth 10 similarly, have the 1st stepped part the 30, the 2nd stepped part the 32, the 3rd stepped part 34 these 3 stepped part at outer circumferential face.In addition, the 3rd body connection mouth 82 is provided with diameter diminution part 36 at the rear of the 3rd stepped part 34, at the rear of diameter diminution part 36, is provided with mounting groove 38.In addition, be provided with temporary fixed 50 at the rear of mounting groove 38.
As shown in Figure 5, make 2 the 3rd body connection mouths 82 is straight line shape to the structure of pipe joint 80, and opposite direction and link each opening portion 14 towards each other.Have for temporary fixed 50 can temporary fixed 2 fastening pieces 52 length.
On pipe joint 80, the 3rd body connection mouth 82 easily inserts in body 20, and can make body 20 firmly chimeric.In addition, can not forget the embedding of fastening piece 52 etc., and can easily fastening piece 52 be embedded in body, thereby realize the operation high efficiency.
In addition, body branches 22 is not limited to make 2 body branches, can be also other quantity.In addition, pipe joint 80 is not limited to straight line shape, can be also crooked.The present invention is not limited to above-mentioned mode of execution, can in the scope that does not break away from inventive concept, be changed.
Industrial applicibility
The present invention can be for pipe joint that body is linked etc.
Claims (5)
1. a body connection mouth, it has opening portion at front end, and this body connection mouth is inner and chimeric with above-mentioned body from front end Inserting Tube body, corresponding to each benchmark internal diameter of above-mentioned body, forms,
It is characterized in that,
Outer circumferential face at above-mentioned body connection mouth has stepped part, its central shaft with above-mentioned body connection mouth is concentric, and there is the flexuose visible outline, when above-mentioned body connection mouth is decided what is right and what is wrong on the plane of the central shaft by through above-mentioned body connection mouth, the forward end of this flexuose visible outline is to above-mentioned inclined
In addition, the maximum diameter of above-mentioned stepped part is following each value,
In the situation that the benchmark internal diameter of above-mentioned body is 4.0mm and 5.0mm, it is more than or equal to 0.50mm and is less than or equal to the value after the value in the scope of 0.80mm for increasing on the value of above-mentioned each benchmark internal diameter,
In the situation that the benchmark internal diameter of above-mentioned body is 6.95mm and 9.95mm, it is more than or equal to 0.55mm and is less than or equal to the value after the value in the scope of 0.85mm for increasing on the value of above-mentioned each benchmark internal diameter,
In the situation that the benchmark internal diameter of above-mentioned body is 12.00mm, it is the value that is more than or equal to 12.7mm and is less than or equal to 13.00mm,
In the situation that the benchmark internal diameter of above-mentioned body is 12.90mm, it is the value that is more than or equal to 13.7mm and is less than or equal to 14.00mm.
2. body connection mouth as claimed in claim 1, is characterized in that,
Above-mentioned stepped part axially starts to form continuously multistage from above-mentioned opening portion along above-mentioned body connection mouth, in addition, at the rear of the above-mentioned stepped part of multistage, also is provided with the diameter diminution part that diameter is less than above-mentioned stepped part rear end.
3. body connection mouth as claimed in claim 2 is characterized in that also having:
Be formed on the slot part at the rear of above-mentioned diameter diminution part, it is for assembling fixed block, and this fixed block is fixed to above-mentioned body connection mouth on the body inserting member, and this body inserting member is inserted in above-mentioned body above-mentioned body connection mouth; And
Be arranged on the temporary fixed section at the rear of above-mentioned slot part, it is temporary fixed is arranged on the fastening piece on the periphery of the above-mentioned body chimeric with above-mentioned body connection mouth.
4. body connection mouth as claimed in claim 3, is characterized in that,
Internal diameter when above-mentioned temporary fixed section has with above-mentioned fastening piece free state equates or is less than the external diameter of above-mentioned internal diameter, in addition, be arranged on the wall body of the above-mentioned opening portion side of above-mentioned temporary fixed section, diameter is greater than the internal diameter of the above-mentioned fastening piece of above-mentioned free state, and has plane of inclination at the rear side of above-mentioned wall body.
5. body connection mouth as described as any one in claim 2 to 4, is characterized in that,
The maximum diameter of above-mentioned each stepped part, according to forming successively greatlyr from front to back.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101569256A CN103423541A (en) | 2012-05-18 | 2012-05-18 | Pipe body connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101569256A CN103423541A (en) | 2012-05-18 | 2012-05-18 | Pipe body connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103423541A true CN103423541A (en) | 2013-12-04 |
Family
ID=49648701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101569256A Pending CN103423541A (en) | 2012-05-18 | 2012-05-18 | Pipe body connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103423541A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4858279A (en) * | 1987-08-12 | 1989-08-22 | Kabushiki Kaisha Togo Seisakusho | Hose clamp |
| US4882814A (en) * | 1988-05-20 | 1989-11-28 | Kato Hatsujo Kaisha, Ltd. | Hose clamp furnished with tacking function |
| CN2307171Y (en) * | 1997-09-12 | 1999-02-10 | 刘永贤 | Quick-acting pipe joint assembly |
| US6050608A (en) * | 1996-04-08 | 2000-04-18 | Mitsubishi Kagaku Sanshi Corporation | Fitting for a plastic pipe |
| JP2004232903A (en) * | 2003-01-29 | 2004-08-19 | Tokyo Gas Co Ltd | Hot water header for hot water floor heating device |
| JP2011196627A (en) * | 2010-03-19 | 2011-10-06 | Sumisho Metalex Corp | Header used in hot water mat for hot water-type floor heating |
-
2012
- 2012-05-18 CN CN2012101569256A patent/CN103423541A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4858279A (en) * | 1987-08-12 | 1989-08-22 | Kabushiki Kaisha Togo Seisakusho | Hose clamp |
| US4882814A (en) * | 1988-05-20 | 1989-11-28 | Kato Hatsujo Kaisha, Ltd. | Hose clamp furnished with tacking function |
| US6050608A (en) * | 1996-04-08 | 2000-04-18 | Mitsubishi Kagaku Sanshi Corporation | Fitting for a plastic pipe |
| CN2307171Y (en) * | 1997-09-12 | 1999-02-10 | 刘永贤 | Quick-acting pipe joint assembly |
| JP2004232903A (en) * | 2003-01-29 | 2004-08-19 | Tokyo Gas Co Ltd | Hot water header for hot water floor heating device |
| JP2011196627A (en) * | 2010-03-19 | 2011-10-06 | Sumisho Metalex Corp | Header used in hot water mat for hot water-type floor heating |
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Application publication date: 20131204 |