CN201554998U - Bulb locking device - Google Patents
Bulb locking device Download PDFInfo
- Publication number
- CN201554998U CN201554998U CN200920260586XU CN200920260586U CN201554998U CN 201554998 U CN201554998 U CN 201554998U CN 200920260586X U CN200920260586X U CN 200920260586XU CN 200920260586 U CN200920260586 U CN 200920260586U CN 201554998 U CN201554998 U CN 201554998U
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- Prior art keywords
- hole
- shell
- adjustment
- locking device
- screw rod
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- Expired - Fee Related
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Abstract
The utility model discloses a bulb locking device, which comprises a base, an outer casing and a ball body, wherein the outer casing is placed on the base, and the ball body is placed inside the outer casing. An upper ball sleeve is arranged between the upper portion of the inner side of the outer casing and the ball body; a lower ball sleeve is arranged between the lower portion of the inner side of the outer casing and the ball body; the shapes of the inner walls of the upper ball sleeve and the lower ball sleeve adapt to the ball body; two top blocks are arranged between the base and the ball body; the upper surface of each top block is an inclined surface; reverse threads are arranged inside each top block; a screw rod penetrates through the middle portions of the two top blocks; a top tray is arranged between each top block and the lower ball sleeve; a cone with inclination is arranged on the bottom surface of the top tray; diagonal planes are symmetrically arranged on the bottom surface; and the diagonal planes adapt to the upper surfaces of the top blocks. The bulb locking device is capable of positioning and guiding the movement of the top blocks by employing the diagonal planes on the bottom surface of the top tray to match with the upper surfaces of the top blocks.
Description
[technical field]
The utility model relates to a kind of photographic goods, especially a kind of bulb locking device that uses on the tripod The Cloud Terrace.
[background technique]
Existing The Cloud Terrace bulb uses screw rod to connect the jacking block that is provided with reverse thread in two in locking under spheroid, and rotating screw bolt can drive two jacking blocks and move in opposite directions or oppositely, thus locking or unclamp spheroid.But the bottom of spheroid is a sphere, cooperates difficultly with jacking block mobile, makes moving of jacking block be difficult for the location.
[model utility content]
Given this, be necessary to provide a kind of bulb locking device that makes things convenient for jacking block running fix.
By the following technical solutions:
A kind of bulb locking device, comprise base, the spheroid that places the shell on the described base and place described shell, be respectively equipped with adaptive last ball cover of inner wall shape and described spheroid and following ball cover between upper and lower inside the shell and the described spheroid, being provided with upper surface between described base and described spheroid is the inclined-plane, inside is provided with two jacking blocks of reverse thread, the middle part of described two jacking blocks is installed with the screw rod that cooperates with it, it is characterized in that: be provided with between described jacking block and the described following ball cover, described bottom surface of taking over a business is gradient taper, be arranged with scarf on described bottom surface, the upper surface of described scarf and described jacking block is adaptive.
Preferably: be provided with backing plate between described jacking block and the described base, the middle part of described backing plate radially is provided with groove, and described jacking block moves in described groove.
Preferably: described take over a business and described backing plate between be provided with the fine setting slanted kicking block, the front end of described fine setting slanted kicking block is taper, the rear end is provided with dowetailed housing joint, upper surface is for taking over a business adaptive inclined-plane, bottom surface with described, the front end of described fine setting screw rod is provided with annular groove, and described annular groove engages with described dowetailed housing joint.
Preferably: described down ball cover is provided with spring with described between taking over a business, and the bottom of described time ball cover is provided with spring eye, and the degree of depth of described spring eye is less than the length of described spring.
Preferably: also comprise adjustment piece, described shell is provided with tapped hole, and described screw rod also is provided with straight-bar portion and the spiro tooth part that passes described tapped hole, and described adjustment piece and described spiro tooth part screw.
Preferably: described adjustment piece comprises to be adjusted cover, adjust sleeve pipe and adjusts knob, described adjustment cover screws with described tapped hole, it is provided with axial center hole, described adjustment sleeve pipe places described axial center hole, and the spiro tooth part of described screw rod passes described adjustment cover and adjustment sleeve pipe and described adjustment knob and screws.
Preferably: described adjustment piece also comprises the ornamental piece of being located between described shell and the adjustment cover.
Preferably: described axial center hole is a step hole, comprise the bigger center slotted hole of center hole and the other end aperture towards described shell one end, described adjustment sleeve pipe places described center slotted hole, described center hole and described screw rod straight-bar portion are Spielpassung, described center slotted hole along the axial diameter of described shell greater than its transverse diameter, its transverse diameter and described adjustment cover external diameter of pipe is adaptive, and described adjustment casing inner diameter and described screw rod straight-bar portion external diameter are adaptive.
Preferably: described adjustment set upper side and the described shell of lower end edge axially be arranged with radially tapped through hole, be communicated with described center slotted hole, in the described tapped through hole screw is set.
Preferably: described adjustment cover is axially arranged with the retaining thread hole on the end face of described knob, in screw is set.
Be provided with between jacking block and following ball cover, the scarf that utilizes the bottom surface and the upper surface of jacking block cooperate to come for the running fix of jacking block and lead.
Increase backing plate, and radially be provided with groove at the middle part of backing plate, jacking block is placed on the groove, may further be the running fix guiding of jacking block.
Set up the fine setting slanted kicking block, can finely tune the locking of bulb.
Be provided with spring at following ball cover and between taking over a business, utilize spring suspended to be equipped with and press and buffering, make the stressed smooth and easy sense that has.
[description of drawings]
Fig. 1 is a bulb locking device schematic representation
Fig. 2 is a bulb locking device plan view
Fig. 3 is the A-A sectional view of Fig. 2
Fig. 4 is the shell schematic representation
Fig. 4 a is the schematic representation of another angle of shell
Fig. 5 is Fig. 1 main body explosive view
Fig. 6 is the B-B sectional view of Fig. 2
Fig. 7 is the C-C sectional view of Fig. 6
Fig. 8 is the vernier device explosive view
Fig. 9 is the D-D sectional view of Fig. 2
Figure 10 is the adjusting element explosive view
Figure 11 is the explosive view of pad, base etc.
Figure 12 is a horizontal rotation locking device explosive view
Figure 13 is the E-E sectional view of Fig. 2
[embodiment]
As Fig. 1, Fig. 2 and shown in Figure 3, spheroid 11 places shell 1, and the neck of spheroid 11 exposes to shell 1.The bottom of shell 1 is arranged on the base 36.
Shown in Fig. 3 and Fig. 4,4a, shell 1 is a cylindrical shell, is Spielpassung with the spheroid 11 that is placed in one.The inwall below of shell 1 is provided with internal thread.Shell 1 top necking down, diameter are less than the diameter of spheroid 11, with constraint spheroid 11.The top of shell 1 is provided with a positioning recess that Open Side Down 02.Sidewall offers the downward breach in top 01, and neck that can ccontaining spheroid 11 is lain on one's side.The sidewall of shell 1 is provided with a plurality of tapped holes 03,06 and 08, is respectively applied for various adjusting knobs are installed, and also is provided with a plurality of positioning holes 04,07 and 09 on the shell 1.
As Fig. 3 and shown in Figure 5, between the lower surface 113 of spheroid 11 and shell 1, be provided with hold down gag.Hold down gag comprises following ball cover 12 and takes over a business 14.The inwall 121 of following ball cover 12 is adaptive with the lower surface 113 of spheroid 11.Take over a business 14 belows that are arranged on down ball cover 12.Take over a business to descend when moving on 14 upwards top of ball cover 12, compress spheroid 11.Between can also and taking over a business 14 at following ball cover 12 spring 13 is set.Spring receiving hole 122 (as shown in Figure 9) is established in the below of following ball cover 12, and the length of spring 13 surpasses the degree of depth of receiving hole and is placed in one.Spring 13 makes spheroid 11 be subjected to elastic force as the time spent the smooth and easy sense of buffering to be arranged.Spring receiving hole 122 and spring 13 are preferably three of even setting, to keep balance.
As shown in Figure 3, take over a business 14 and base 36 between be provided with controlling device.Base 36 tops are provided with backing plate 33.Be provided with jacking block 16 at backing plate 33 and between taking over a business 14.As shown in Figure 5, take over a business 14 bottom surface 143 and be gradient taper, on bottom surface 143, be arranged with scarf 142A and 142B.Jacking block 16 is divided into left jacking block 16A and right jacking block 16B, and their upper surface is inclined- plane 161 and 162, and is adaptive with scarf 142A and 142B respectively.
As shown in figure 11, the middle part of backing plate 33 radially is provided with groove 332, and left jacking block 16A and right jacking block 16B are placed on the groove 332 and can move along.Left side jacking block 16A and right jacking block 16B are provided with the opposite tapped hole of sense of rotation 163 and 164 along the direction of groove 332.As shown in Figure 5, the left end of screw rod 17 is provided with reverse thread 172 and 173, and right-hand member is provided with straight-bar portion 171 and spiro tooth part 174.As shown in Figure 6 and Figure 7, screw rod 17 passes tapped hole 163 and 164.Spiro tooth part 174 passes shell 1, and to cooperate the back be one (as shown in Figure 6 and Figure 7) with knob with set screw locking.When screw rod 17 rotates, under the effect of reverse thread, a left side jacking block 16A and right jacking block 16B take place in opposite directions or oppositely move along groove 332, take over a business 14 or make 14 to fall by inclined- plane 161 and 162 with the jack-up that cooperates of scarf 142A and 142B, and realize locking or unclamping spheroid 11.And mat groove 332 position-limiting actions can only move left jacking block 16A and right jacking block 16B along the center, thereby keep the two jacking blocks strength that holds out against bulb of symmetry placed in the middle all around, improve bulb because of the easy shortcoming of nodding of generation of skew institute.
Can also set up fine setting slanted kicking block 15 at backing plate 33 and between taking over a business 14.As Fig. 5 and shown in Figure 7, fine setting slanted kicking block 15 front ends are taper, and a dowetailed housing joint 151 is established in the rear end, and upper surface is the inclined-plane 152 adaptive with taking over a business bottom surface 143.Vernier device 5 enters in the shell 1 from tapped hole 08.As Fig. 8 and shown in Figure 9, vernier device 5 comprises ornamental piece 50 and the fine setting turn-knob 52 that places outside the tapped hole 08.Fine setting turn-knob 52 centers are provided with screw rod, and screw front end is provided with annular groove 521, and screw front end passes ornamental piece 50 and enters in the shell 1, and annular groove 521 engages with dowetailed housing joint 151.Can also between screw rod and ornamental piece 50 thread bush 51 be set, thread bush 51 outside threads and tapped hole 08 lock ornamental piece 50 and prevent that by 09 location of the positioning hole on fixing column on the ornamental piece 50 501 and the shell 1 ornamental piece 50 from rotating.When turn fine setting turn-knob 52, screw rod advances or retreats along the internal thread rotation of thread bush 51, drives fine setting slanted kicking block 15 and does forward-reverse and move, and spheroid 11 is exerted pressure with taking over a business to match in bottom surface 143 by inclined-plane 152 then and carries out the fine setting of compaction degree.
The bottom surface of ring set 34 is provided with radial groove 342, wherein drives ring set 34 rotations with convenient snapping in tool, adjusts the engagement height of ring set 34 and shell 1, and backing plate 33 is adjusted to the suitable height of bulb 11 tightnesses.
Because backing plate 33 is shelved on the ring set 34, the latter's height can influence the former height, thereby influences the center height of screw rod 17 on it, and making it has height difference h with the center height of tapped hole 03, in use has to produce the possibility of interfering.In order to guarantee the relative consistent of screw rod 17 and tapped hole 03 center height, can set up adjustment piece 2.
Adjustment piece 2 is arranged at tapped hole 03 place of shell 1.As shown in figure 10, adjustment piece 2 comprises adjustment knob 24, adjustment cover 22, adjustment sleeve pipe 25 and the ornamental piece 20 that connects successively, screw rod 17 passes ornamental piece 20, adjustment cover 22, adjustment sleeve pipe 25 successively and adjusts knob 24 and is connected, and is one (as shown in Figure 6 and Figure 7) with the set screw locking then.。Ends to shell above the ornamental piece 20 are provided with projection (as shown in Figure 6), cooperate with positioning hole 04 on the shell and locate anti-rotation.Adjust cover 22 ends and be provided with outside thread 224, and can pass the center hole 203 screw-in tapped holes 03 of ornamental piece 20 towards ornamental piece 20.Adjust cover 22 centers and be provided with shoulder hole, end near shell 1 is a center hole 226, near an end of adjusting knob 24 is the bigger center slotted hole 221 in aperture, center hole 226 is a Spielpassung with the straight-bar portion 171 of screw rod 17, has certain height difference h with the center height with tapped hole 03 of allowing screw rod 17.
In order to prevent that screw rod 17 from rocking, be provided with in the center slotted hole 221 and adjust sleeve pipe 25, the internal diameter 253 of adjusting sleeve pipe 25 is adaptive with the external diameter of screw rod straight-bar portion 171, and external diameter is greater than the aperture of center hole 226, and its tail end can prop up the step surface 225 of shoulder hole.Adjust the axial tapped through hole 223 that respectively be provided with radially of the upper and lower end of cover 22, be communicated with center slotted hole 221 along shell 1.Adjust sleeve pipe 25 and be provided with annular groove 252, respectively put a screw 21 in the tapped through hole 223, snap in groove 252 and lock adjustment and the fixing center height difference h that adjusts sleeve pipe 25 and center hole 226, that is adjustment screw rod 17 and tapped hole 03 center height difference h.The length of adjusting sleeve pipe 25 when turn-knob 24 loosens can limit screw rod and keep reasonable gap up and down that turn-knob is not rocked.
Aborning,, be difficult to calculate and control the last relative height of last backing plate 33, promptly be difficult to accurately determine the central position of screw rod 17 at shell 1 because of machining accuracy and accumulation fit tolerance problem.Correspondingly, the relative height of the tapped hole 03 that cooperates with it on the shell 1 also is difficult to accurate location.If the shape and size of center slotted hole 221 cooperate fully with screw rod straight-bar portion 171, the center of tapped hole 03 may be to not going up screw rod 17 centers or not adorning during installation.If tapped hole 03 size strengthens, though can adorn, when turn-knob 24 loosens when not locking, screw rod 17 may rock too big up and down, accurately not feel.Therefore center slotted hole 221 preferred employing elongated holes, rather than the circular hole of standard.Be that it is a bit larger tham horizontal diameter along shell 1 axial diameter.The internal diameter 253 that horizontal diameter is 251 adaptive with the external diameter of adjusting sleeve pipe 25, adjust sleeve pipe 25 simultaneously is adaptive with the external diameter of screw rod straight-bar portion 171, to prevent screw rod 17 double swerves.The external diameter 251 that center slotted hole 221 is adjusted sleeve pipe 25 along shell 1 axial diameter ratio is big, form Spielpassung, the external diameter 251 of adjusting sleeve pipe 25 is done move up and down adjust height difference, the screw 21 respectively put in the tapped through hole 223 up and down of mat is adjusted and the fixing center height of adjusting sleeve pipe 25 again.Adjust sleeve pipe 25 and prop up center slotted hole step surface 225, make and adjust sleeve pipe 25 by more firm behind the screw 21 locking grooves 252 up and down.
Because center slotted hole 221 is a slotted hole, after the rotation lock on earth, the direction of larger aperture is often uncertain.When having only the bigger diameter of center slotted hole 221, could adjust screw rod 17 and tapped hole 03 height difference along axially being provided with of shell 1.But when the bigger diameter of center slotted hole 221 during along axially being provided with of shell 1, screw thread 224 is difficult to just locks with tapped hole 03 and puts in place, has the gap, can cause the following possibility of becoming flexible.Can axially be provided with retaining thread hole 222 this moment at adjustment cover 22 on the end face of adjusting knob 24, but mat screw 23 passes the inner face 202 that ornamental piece 20 is withstood in retaining thread hole 222, reaches locking fixation.
As shown in figure 11, be connected and fixed by link 31 between backing plate 33, ring set 34 and the base 36.The center of backing plate 33 is provided with heavy face 333 (in other occasion, also can not sink face), and link 31 passes therethrough.Link 31 is provided with screw part 313, and it passes backing plate 33 and ring set 34, is connected with the connecting thread hole 363 at base 36 middle parts, and backing plate 33, ring set 34 are connected as a single entity with base 36.The screw part 313 of link 31 is provided with brokenly groove 311, and link 31 is a hollow, in establish tapped hole 310.Tapped hole 310 apertures dwindle at tail end, inclined-plane 312 (as shown in figure 13) in forming.
Tightened up a screw 1/4 inch and 3/8 inch two kinds of specification of pipe The Cloud Terrace in general, a kind of specification can only be adopted in the connecting thread hole 363 of base 36 bottoms.In order to adapt to two kinds of sizes, 3/8 inch tapped hole is adopted in connecting thread hole 363, and central pipe The Cloud Terrace is tightened up a screw and is of a size of 1/4 inch, then increases and regulates facing 38.Outside thread and connecting thread hole 363 that regulate to regulate facing 38 screw, and the size of adjusting facing 38 center screws and 1/4 inch are adaptive.
For preventing that the Consumer from tearing the inner hexagonal hole of setscrew 30 open from the bottom in connecting thread hole 363, influence the The Cloud Terrace function, the shielding plate 37 of interference fit can be set in connecting thread hole 363.Shielding plate 37 is preferably elastic material or foam, easily installs and fetches.
During installation, earlier backing plate 33, ring set 34 and base 36 are utilized link 31 to connect, setscrew 30 screws in (anti-dress or formal dress all can) in the tapped hole 310.Snap in the broken groove 311 back rotations of link 31 by instrument, screw part 313 and connecting thread hole 363 are screwed, after so the inner bottom surface 362 of base 36 can touch suitable tightness with the bottom surface mat pad 35 of shell 1, penetrate the inner hexagonal hole reversing of setscrew 30 again by the bottom in connecting thread hole 363 with Allen wrench, it is descending that drive continues setscrew 30, inclined-plane 312 further opens and connecting thread hole 363 tensioners groove 311 in forcing, and prevents that base 36 from getting loose because of rotation and link 31.
Horizontal rotation locking element 4 can also be set.Shown in Figure 12,13, horizontal rotation locking element 4 comprises ornamental piece 40, locking ring set 41 and locking knob 42.For this reason, also be provided with several locating notches 341 (as shown in figure 11) on ring set 34 sidewalls.As shown in figure 13, ornamental piece 40 is provided with projection 401, can cooperate the location anti-rotation with the positioning hole 07 on the shell.Locking ring set 41 heads are outer-hexagonal shape, convenient locking.Ornamental piece 40 endoporus pass in tooth bar portion 412 on the locking ring set 41, pass locking screw pit 06 and locking on the shell 1.The straight-bar portion 413 of locking on the ring set 41 enters shell 1 inside, and straight-bar portion 413 external diameter locating notches 341 are adaptive and snap in the locating notch 341, and it is loosening to prevent to locate ring set 34.The screw rod 421 of locking knob 42 passes the interior threaded hole 414 of locking ring set 41 then, is locked on the sidewall of annular wall 360.Because of annular wall 360 diameters relatively large, horizontal rotation coupling mechanism force that can be bigger.After guaranteeing that ring set 34 is adjusted to proper height, straight-bar portion 413 can snap in locating notch 341, and locating notch 341 is preferably laterally evenly more than three of setting.
The above embodiment has only expressed several mode of execution of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. bulb locking device, comprise base, the spheroid that places the shell on the described base and place described shell, be respectively equipped with adaptive last ball cover of inner wall shape and described spheroid and following ball cover between upper and lower inside the shell and the described spheroid, being provided with upper surface between described base and described spheroid is the inclined-plane, inside is provided with two jacking blocks of reverse thread, the middle part of described two jacking blocks is installed with the screw rod that cooperates with it, it is characterized in that: be provided with between described jacking block and the described following ball cover, described bottom surface of taking over a business is gradient taper, be arranged with scarf on described bottom surface, the upper surface of described scarf and described jacking block is adaptive.
2. bulb locking device as claimed in claim 1 is characterized in that: be provided with backing plate between described jacking block and the described base, the middle part of described backing plate radially is provided with groove, and described jacking block moves in described groove.
3. bulb locking device as claimed in claim 1, it is characterized in that: described take over a business and described backing plate between be provided with the fine setting slanted kicking block, the front end of described fine setting slanted kicking block is taper, the rear end is provided with dowetailed housing joint, upper surface is for taking over a business adaptive inclined-plane, bottom surface with described, the front end of described fine setting screw rod is provided with annular groove, and described annular groove engages with described dowetailed housing joint.
4. bulb locking device as claimed in claim 1 is characterized in that: described down ball cover is provided with spring with described between taking over a business, and the bottom of described time ball cover is provided with spring eye, and the degree of depth of described spring eye is less than the length of described spring.
5. as the arbitrary described bulb locking device of claim 1-4, it is characterized in that: also comprise adjustment piece, described shell is provided with tapped hole, and described screw rod also is provided with straight-bar portion and the spiro tooth part that passes described tapped hole, and described adjustment piece and described spiro tooth part screw.
6. bulb locking device as claimed in claim 5, it is characterized in that: described adjustment piece comprises to be adjusted cover, adjust sleeve pipe and adjusts knob, described adjustment cover screws with described tapped hole, it is provided with axial center hole, described adjustment sleeve pipe places described axial center hole, and the spiro tooth part of described screw rod passes described adjustment cover and adjustment sleeve pipe and described adjustment knob and screws.
7. bulb locking device as claimed in claim 6 is characterized in that: described adjustment piece also comprises the ornamental piece of being located between described shell and the adjustment cover.
8. as claim 6 or 7 described bulb locking devices, it is characterized in that: described axial center hole is a step hole, comprise the bigger center slotted hole of center hole and the other end aperture towards described shell one end, described adjustment sleeve pipe places described center slotted hole, described center hole and described screw rod straight-bar portion are Spielpassung, described center slotted hole along the axial diameter of described shell greater than its transverse diameter, its transverse diameter and described adjustment cover external diameter of pipe is adaptive, and described adjustment casing inner diameter and described screw rod straight-bar portion external diameter are adaptive.
9. bulb locking device as claimed in claim 8 is characterized in that: described adjustment set upper side and the described shell of lower end edge axially be arranged with radially tapped through hole, be communicated with described center slotted hole, in the described tapped through hole screw is set.
10. as claim 6 or 7 described bulb locking devices, it is characterized in that: described adjustment cover is axially arranged with the retaining thread hole on the end face of described knob, in screw is set.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920260586XU CN201554998U (en) | 2009-11-19 | 2009-11-19 | Bulb locking device |
| HK10107446A HK1141940A2 (en) | 2009-11-19 | 2010-08-04 | Ball joint assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920260586XU CN201554998U (en) | 2009-11-19 | 2009-11-19 | Bulb locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201554998U true CN201554998U (en) | 2010-08-18 |
Family
ID=42614681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920260586XU Expired - Fee Related CN201554998U (en) | 2009-11-19 | 2009-11-19 | Bulb locking device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN201554998U (en) |
| HK (1) | HK1141940A2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102841488A (en) * | 2011-06-20 | 2012-12-26 | 朴龙吉 | Tripod holder |
| CN112082730A (en) * | 2020-08-24 | 2020-12-15 | 南京瑞贻电子科技有限公司 | Fluid flow test probe fixing device and fixing method thereof |
-
2009
- 2009-11-19 CN CN200920260586XU patent/CN201554998U/en not_active Expired - Fee Related
-
2010
- 2010-08-04 HK HK10107446A patent/HK1141940A2/en not_active IP Right Cessation
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102841488A (en) * | 2011-06-20 | 2012-12-26 | 朴龙吉 | Tripod holder |
| CN112082730A (en) * | 2020-08-24 | 2020-12-15 | 南京瑞贻电子科技有限公司 | Fluid flow test probe fixing device and fixing method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| HK1141940A2 (en) | 2010-11-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100818 Termination date: 20141119 |
|
| EXPY | Termination of patent right or utility model |