CN203979035U - The camera support of telescopic strut and this strut of assembling - Google Patents
The camera support of telescopic strut and this strut of assembling Download PDFInfo
- Publication number
- CN203979035U CN203979035U CN201420362459.1U CN201420362459U CN203979035U CN 203979035 U CN203979035 U CN 203979035U CN 201420362459 U CN201420362459 U CN 201420362459U CN 203979035 U CN203979035 U CN 203979035U
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- conical surface
- steel ball
- push rod
- control ring
- ball control
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 114
- 239000010959 steel Substances 0.000 claims abstract description 114
- 239000011324 bead Substances 0.000 claims description 19
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
- F16B7/10—Telescoping systems
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)
- Accessories Of Cameras (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The camera support of a kind of telescopic strut and this strut of assembling, comprise the telescopic nested cannula (11 of at least two joints, 12), be connected and connect by corresponding locking device (15) between two joint sleeve pipes, locking device (15) is controlled by control gear (13), described locking device (15) comprises steel ball control ring (152), steel ball (151), conical surface connecting head (153), spring (154) and push rod (155), described control gear (13) comprises push rod (131), controlling rod (132), end socket (133) and knob (134), its advantage is simple in structure, use adjustment time saving and energy saving, location is reliable.
Description
Technical field
The utility model relates to the support for apparatus or the conduct supporting of goods on it, relates to camera (comprising photographic camera and vidicon camera) annex, the camera support of espespecially a kind of telescopic strut and this strut of assembling.
Background technique
Stretch to change in its product that uses length at tripod for photography, mountain climbing stick, crutch and the explosion-proof needs such as rod that get rid of, telescopic strut is widely used, referring to Figure 14, telescopic strut comprises that outer tube 51 and telescopically are placed in the nested inner tube 54 of a joint less that causes in outer tube 51, are connected by locking device between outer tube 51 and inner tube 54.The locking device of this telescopic strut of prior art is knob style thread lock device, comprise the knob 53 for locking, the patent No. is that 992453798 Chinese patent uses so a kind of knob style thread lock device exactly, the thread lock device of this use knob needs continuous turn knob and in compressing, needs very large torsion twisting knob in the time using adjustment, in the time that the tube coupling quantity connecting is more, will waste time and energy, this is its shortcoming.
Summary of the invention
For the shortcoming of prior art, the purpose of this utility model be to provide a kind of simple in structure, use adjust time saving and energy saving, locate reliable telescopic strut.A kind of camera support that assembles this strut is provided further.
The utility model solves one of technological scheme that its technical problem adopts: a kind of telescopic strut is provided, comprise the telescopic nested cannula of at least two joints, be connected and connect by corresponding locking device between two joint sleeve pipes, locking device is by control gear control, it is characterized in that: described locking device comprises steel ball control ring, steel ball, conical surface connecting head, spring and push rod, steel ball control ring sidewall has annular steel bead groove, in the middle of conical surface connecting head, there are axial jogger hole and spring eye, there is the conical surface section side, conical surface section point diameter adds that the diameter of two steel balls is less than the internal diameter of corresponding outer layer sleeve, conical surface section rear end diameter adds that the diameter of two steel balls is greater than the internal diameter of corresponding outer layer sleeve, in this conical surface section, be placed with rotatable steel ball, described steel ball is subject to the annular arrangement that is constrained to of steel bead groove in steel ball control ring, and can move along the conical surface of described conical surface section under steel bead groove transmission, spring is positioned in spring eye, and push rod front end is through this spring and jogger hole and steel ball control ring fixed connection, and its rear end major part is spacing to spring, steel ball control ring and conical surface connecting head form axially movable connection, and conical surface connecting head bottom is fixed with corresponding inner layer sleeve, and outer layer sleeve is placed on outside corresponding locking device and this locking device forms axially movable connection, described control gear comprises push rod, controlling rod, end socket and knob, described end socket is fixed on innermost layer one and saves inner layer sleeve bottom, in the middle of it, there is axial hole, push rod can axially movably be positioned over innermost layer one and save in inner layer sleeve, its front end is accepted push rod, in the middle of rear end, have axial screw, controlling rod connects to form screw drive structure by the screw thread of its front end and the screw of push rod, and rear end is fixedly connected with knob through the through hole in the middle of end socket.
Described push rod front end can have screw thread, in the middle of steel ball control ring top, can have screw, and described push rod and steel ball control ring fixed connection are the spiral marking connections of screw in the middle of push rod front end screw thread and steel ball control ring top.
Described conical surface connecting head conical surface section front end can have one section of cylndrical surface section so that when storage steel ball can depart from unchangeably outer layer sleeve.
When telescopic strut under receiving state is used, first turn knob makes push rod push up the bar that bears down on one, make the reach of steel ball control ring, steel ball can be in the conical surface section front end of conical surface connecting head, be less than the internal diameter of corresponding outer layer sleeve because conical surface section point diameter adds the diameter of two steel balls, inner layer sleeve can be pulled out smoothly; Need to fix time, turn knob moves down push rod, steel ball control ring is moved down, the conical surface section rear end of compressing steel ball in conical surface connecting head, because conical surface section rear end diameter adds that the diameter of two steel balls is greater than the internal diameter of corresponding outer layer sleeve, spring drives the gravity compressing being subject to by inner layer sleeve to reach the conical surface of conical surface connecting head, and spring compressing steel ball control ring reaches steel ball group, the frictional force that steel ball group and outer layer sleeve inwall form, forms very strong reverse support force each layer of sleeve pipe is fixed; In the time that receiving, needs only need turn knob to make the push rod top bar that bears down on one depart from conical surface connecting head conical surface rear end by steel ball group and proceed to front end and can easily shrink.
Further, as enforcement of the present utility model, a kind of camera support of assembly set barrel type support bar is provided, comprise camera fitting seat, pole, connecting base and telescopic strut, camera fitting seat below connects pole, there is connecting base pole below, connecting base below is connected with three telescopic struts, it is characterized in that: described telescopic strut comprises the telescopic nested cannula of at least two joints, be connected and connect by corresponding locking device between two joint sleeve pipes, locking device is by control gear control, it is characterized in that: described locking device comprises steel ball control ring, steel ball, conical surface connecting head, spring and push rod, steel ball control ring sidewall has annular steel bead groove, in the middle of conical surface connecting head, there are axial jogger hole and spring eye, there is the conical surface section side, conical surface section point diameter adds that the diameter of two steel balls is less than the internal diameter of corresponding outer layer sleeve, conical surface section rear end diameter adds that the diameter of two steel balls is greater than the internal diameter of corresponding outer layer sleeve, in this conical surface section, be placed with rotatable steel ball, described steel ball is subject to the annular arrangement that is constrained to of steel bead groove in steel ball control ring, and can move along the conical surface of described conical surface section under steel bead groove transmission, spring is positioned in spring eye, and push rod front end is through this spring and jogger hole and steel ball control ring fixed connection, and its rear end major part is spacing to spring, steel ball control ring and conical surface connecting head form axially movable connection, and conical surface connecting head bottom is fixed with corresponding inner layer sleeve, and outer layer sleeve is placed on outside corresponding locking device and this locking device forms axially movable connection, described control gear comprises push rod, controlling rod, end socket and knob, described end socket is fixed on innermost layer one and saves inner layer sleeve bottom, in the middle of it, there is axial hole, push rod can axially movably be positioned over innermost layer one and save in inner layer sleeve, its front end is accepted push rod, in the middle of rear end, have axial screw, controlling rod connects to form screw drive structure by the screw thread of its front end and the screw of push rod, and rear end is fixedly connected with knob through the through hole in the middle of end socket.
Described push rod front end can have screw thread, in the middle of steel ball control ring top, has screw, and described push rod and steel ball control ring fixed connection are the spiral marking connections of screw in the middle of push rod front end screw thread and steel ball control ring top.
Described conical surface connecting head conical surface section front end can have one section of cylndrical surface section.
The beneficial effects of the utility model are: simple in structure, use adjust time saving and energy saving, location is reliable.
Brief description of the drawings
Below in conjunction with accompanying drawing, the utility model will be further described.
Fig. 1 is that the outward appearance master of the telescopic strut of the utility model looks schematic diagram.
Fig. 2 is the A-A sectional view (the utility model structural representation) of Fig. 1.
Fig. 3 is that the outward appearance master of the utility model camera support looks schematic diagram.
Fig. 4 is the STRUCTURE DECOMPOSITION figure of the telescopic strut of the utility model.
Fig. 5 is locking device 15 erection drawings in the utility model.
Fig. 6 is the B-B sectional view of Fig. 5.
Fig. 7 is the main schematic diagram of looking of steel ball control ring 152.
Fig. 8 is the C-C sectional view of Fig. 7.
Fig. 9 is the plan view of Fig. 7.
Figure 10 is the main schematic diagram of looking of conical surface connecting head 153.
Figure 11 is the D-D sectional view of Figure 10.
Figure 12 is the worm's eye view of Figure 10.
Figure 13 is the structure enlarged diagram of control gear 13.
Figure 14 is the telescopic supporting bar structure schematic diagram of prior art.
In the telescopic strut of Fig. 1, Fig. 2: 11 is that outer layer sleeve, 12 is that inner layer sleeve, 13 is that control gear, 15 is that locking device, H represent adjustable range.
In Fig. 3 camera support: 1 is that telescopic strut, 2 is that connecting base, 3 is that pole, 4 is camera fitting seat.
In the locking device 15 of Fig. 4: 151 is that steel ball, 152 is that steel ball control ring, 153 is that conical surface connecting head, 154 is that spring, 155 is push rod.
In steel ball control ring 152: 1521 is that steel bead groove, 1522 is tapped hole.
In conical surface connecting head 153: 1531 is that cylndrical surface section, 1532 is that conical surface section, 1533 is that connecting thread, 1534 is that jogger hole, 1535 is spring eye.
In the control gear 13 of Figure 13: 131 is that push rod, 132 is that controlling rod, 1322 is that cavity, 133 is that end socket, 134 is knob.
In the telescopic strut 5 of prior art of Figure 14: 51 is that outer tube, 52 is that link, 53 is that knob, 54 is inner tube.
Embodiment
Referring to Fig. 1, Fig. 2, the telescopic strut 1 of one of the utility model, comprises the telescopic nested cannula 11 of at least two joints, 12, be connected and connect by corresponding locking device 15 between two joint sleeve pipes, locking device 15 is controlled by control gear 13, it is characterized in that: (referring to Fig. 4, Fig. 6) described locking device 15 comprises steel ball control ring 152, steel ball 151, conical surface connecting head 153, spring 154 and push rod 155, (referring to Fig. 7, Fig. 8, Fig. 9) steel ball control ring 152 sidewalls have annular steel bead groove 1521, (referring to Figure 10, Figure 11, Figure 12) in the middle of conical surface connecting head 153, there are axial jogger hole 1534 and spring eye 1535, there is conical surface section 1532 side, conical surface section 1532 point diameter d add that the diameter of two steel balls 151 is less than the internal diameter of corresponding outer layer sleeve, conical surface section 1532 rear end diameter D add that the diameter of two steel balls 151 is greater than the internal diameter of corresponding outer layer sleeve, (referring to Fig. 5, Fig. 6, Fig. 7) in this conical surface section 1532, be placed with rotatable steel ball 151, described steel ball 151 is subject to the annular arrangement that is constrained to of steel bead groove 1521 in steel ball control ring 152, and can move along the conical surface of described conical surface section 1532 under steel bead groove 1521 transmissions, (referring to Fig. 6, Figure 11) spring 154 is positioned in spring eye 1535, and push rod 155 front ends are through this spring and jogger hole 1534 and steel ball control ring 152 fixed connections, and its rear end major part is spacing to spring, steel ball control ring 152 forms axially movable connection with conical surface connecting head 153, and conical surface connecting head 153 bottoms are fixed with corresponding inner layer sleeve, and outer layer sleeve is placed on outside corresponding locking device 15 and this locking device 15 forms axially movable connection, (referring to Fig. 2, Figure 13) described control gear 13 comprises push rod 131, controlling rod 132, end socket 133 and knob 134, described end socket 133 is fixed on innermost layer one and saves inner layer sleeve bottom, in the middle of it, there is axial hole, push rod 131 can axially movably be positioned over innermost layer one and save in inner layer sleeve, its front end is accepted push rod 155, in the middle of rear end, there is axial screw, controlling rod 132 connects to form screw drive structure by the screw thread of its front end and the screw of push rod 131, and rear end is fixedly connected with knob 134 through the through hole in the middle of end socket 133.
Referring to Fig. 6, Fig. 8, as embodiment of the present utility model: described push rod 155 front ends have screw thread, steel ball control ring has screw 1522 in the middle of 152 tops, described push rod 155 and steel ball control ring 152 fixed connections are spiral marking connections of screw 1522 in the middle of push rod 155 front end screw threads and steel ball control ring 152 tops.
Referring to Figure 10, Figure 11, in embodiment of the present utility model, described conical surface connecting head 153 conical surface section 1532 front ends have one section of cylndrical surface section 1531.
Referring to Fig. 3, the utility model further provides a kind of camera support of assembly set barrel type support bar, comprise camera fitting seat 4, pole 3, connecting base 2 and telescopic strut 1, camera fitting seat 4 belows connect pole 3, there is connecting base 2 pole 3 belows, connecting base 2 belows are connected with three telescopic struts 1, it is characterized in that: described telescopic strut comprises the telescopic nested cannula 11 of at least two joints, 12, be connected and connect by corresponding locking device 15 between two joint sleeve pipes, locking device 15 is controlled by control gear 13, it is characterized in that: described locking device 15 comprises steel ball control ring 152, steel ball 151, conical surface connecting head 153, spring 154 and push rod 155, steel ball control ring 152 sidewalls have annular steel bead groove 1521, in the middle of conical surface connecting head 153, there are axial jogger hole 1534 and spring eye 1535, there is conical surface section 1532 side, conical surface section 1532 point diameters add that the diameter of two steel balls 151 is less than the internal diameter of corresponding outer layer sleeve, conical surface section 1532 rear end diameters add that the diameter of two steel balls 151 is greater than the internal diameter of corresponding outer layer sleeve, in this conical surface section 1532, be placed with rotatable steel ball 151, described steel ball 151 is subject to the annular arrangement that is constrained to of steel bead groove 1521 in steel ball control ring 152, and can move along the conical surface of described conical surface section 1532 under steel bead groove 1521 transmissions, spring 154 is positioned in spring eye 1535, and push rod 155 front ends are through this spring and jogger hole 1534 and steel ball control ring 152 fixed connections, and its rear end major part is spacing to spring, steel ball control ring 152 forms axially movable connection with conical surface connecting head 153, and conical surface connecting head 153 bottoms are fixed with corresponding inner layer sleeve, and outer layer sleeve is placed on outside corresponding locking device 15 and this locking device 15 forms axially movable connection, described control gear 13 comprises push rod 131, controlling rod 132, end socket 133 and knob 134, described end socket 133 is fixed on innermost layer one and saves inner layer sleeve bottom, in the middle of it, there is axial hole, push rod 131 can axially movably be positioned over innermost layer one and save in inner layer sleeve, its front end is accepted push rod 155, in the middle of rear end, there is axial screw, controlling rod 132 connects to form screw drive structure by the screw thread of its front end and the screw of push rod 131, and rear end is fixedly connected with knob 134 through the through hole in the middle of end socket 133.
As embodiment of the present utility model: described push rod 155 front ends have screw thread, steel ball control ring has screw 1522 in the middle of 152 tops, described push rod 155 and steel ball control ring 152 fixed connections are spiral marking connections of screw 1522 in the middle of push rod 155 front end screw threads and steel ball control ring 152 tops.
In embodiment of the present utility model, described conical surface connecting head 153 conical surface section 1532 front ends have one section of cylndrical surface section 1531.
Claims (6)
1. a telescopic strut, comprise the telescopic nested cannula (11 of at least two joints, 12), be connected and connect by corresponding locking device (15) between two joint sleeve pipes, locking device (15) is controlled by control gear (13), it is characterized in that: described locking device (15) comprises steel ball control ring (152), steel ball (151), conical surface connecting head (153), spring (154) and push rod (155), steel ball control ring (152) sidewall has annular steel bead groove (1521), in the middle of conical surface connecting head (153), there are axial jogger hole (1534) and spring eye (1535), there is conical surface section (1532) side, conical surface section (1532) point diameter adds that the diameter of two steel balls (151) is less than the internal diameter of corresponding outer layer sleeve, conical surface section (1532) rear end diameter adds that the diameter of two steel balls (151) is greater than the internal diameter of corresponding outer layer sleeve, in this conical surface section (1532), be placed with rotatable steel ball (151), described steel ball (151) is subject to the annular arrangement that is constrained to of steel bead groove (1521) in steel ball control ring (152), and can move along the conical surface of described conical surface section (1532) under steel bead groove (1521) transmission, spring (154) is positioned in spring eye (1535), and push rod (155) front end is through this spring and jogger hole (1534) and steel ball control ring (152) fixed connection, and its rear end major part is spacing to spring, steel ball control ring (152) forms axially movable connection with conical surface connecting head (153), conical surface connecting head (153) bottom is fixed with corresponding inner layer sleeve, and outer layer sleeve is placed on outside corresponding locking device (15) and this locking device (15) forms axially movable connection, described control gear (13) comprises push rod (131), controlling rod (132), end socket (133) and knob (134), described end socket (133) is fixed on innermost layer one and saves inner layer sleeve bottom, in the middle of it, there is axial hole, push rod (131) can axially movably be positioned over innermost layer one and save in inner layer sleeve, its front end is accepted push rod (155), in the middle of rear end, there is axial screw, controlling rod (132) connects to form screw drive structure by the screw thread of its front end and the screw of push rod (131), rear end is fixedly connected with knob (134) through the through hole in the middle of end socket (133).
2. telescopic strut according to claim 1, it is characterized in that: described push rod (155) front end has screw thread, in the middle of steel ball control ring (152) top, there is screw (1522), described push rod (155) and steel ball control ring (152) fixed connection are the spiral marking connections of screw (1522) in the middle of push rod (155) front end screw thread and steel ball control ring (152) top.
3. telescopic strut according to claim 1 and 2, is characterized in that: described conical surface connecting head (153) conical surface section (1532) front end has one section of cylndrical surface section (1531).
4. the camera support of an assembly set barrel type support bar, comprise camera fitting seat (4), pole (3), connecting base (2) and telescopic strut (1), camera fitting seat (4) below connects pole (3), there is connecting base (2) pole (3) below, connecting base (2) below is connected with three telescopic struts (1), it is characterized in that: described telescopic strut (1) comprises the telescopic nested cannula (11 of at least two joints, 12), be connected and connect by corresponding locking device (15) between two joint sleeve pipes, locking device (15) is controlled by control gear (13), it is characterized in that: described locking device (15) comprises steel ball control ring (152), steel ball (151), conical surface connecting head (153), spring (154) and push rod (155), steel ball control ring (152) sidewall has annular steel bead groove (1521), in the middle of conical surface connecting head (153), there are axial jogger hole (1534) and spring eye (1535), there is conical surface section (1532) side, conical surface section (1532) point diameter adds that the diameter of two steel balls (151) is less than the internal diameter of corresponding outer layer sleeve, conical surface section (1532) rear end diameter adds that the diameter of two steel balls (151) is greater than the internal diameter of corresponding outer layer sleeve, in this conical surface section (1532), be placed with rotatable steel ball (151), described steel ball (151) is subject to the annular arrangement that is constrained to of steel bead groove (1521) in steel ball control ring (152), and can move along the conical surface of described conical surface section (1532) under steel bead groove (1521) transmission, spring (154) is positioned in spring eye (1535), and push rod (155) front end is through this spring and jogger hole (1534) and steel ball control ring (152) fixed connection, and its rear end major part is spacing to spring, steel ball control ring (152) forms axially movable connection with conical surface connecting head (153), conical surface connecting head (153) bottom is fixed with corresponding inner layer sleeve, and outer layer sleeve is placed on outside corresponding locking device (15) and this locking device (15) forms axially movable connection, described control gear (13) comprises push rod (131), controlling rod (132), end socket (133) and knob (134), described end socket (133) is fixed on innermost layer one and saves inner layer sleeve bottom, in the middle of it, there is axial hole, push rod (131) can axially movably be positioned over innermost layer one and save in inner layer sleeve, its front end is accepted push rod (155), in the middle of rear end, there is axial screw, controlling rod (132) connects to form screw drive structure by the screw thread of its front end and the screw of push rod (131), rear end is fixedly connected with knob (134) through the through hole in the middle of end socket (133).
5. the camera support of assembly set barrel type support bar according to claim 4, it is characterized in that: described push rod (155) front end has screw thread, in the middle of steel ball control ring (152) top, there is screw (1522), described push rod (155) and steel ball control ring (152) fixed connection are the spiral marking connections of screw (1522) in the middle of push rod (155) front end screw thread and steel ball control ring (152) top.
6. according to the camera support of the assembly set barrel type support bar described in claim 4 or 5, it is characterized in that: described conical surface connecting head (153) conical surface section (1532) front end has one section of cylndrical surface section (1531).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420362459.1U CN203979035U (en) | 2014-07-03 | 2014-07-03 | The camera support of telescopic strut and this strut of assembling |
| PCT/CN2014/082024 WO2016000275A1 (en) | 2014-07-03 | 2014-07-11 | Sleeve-type support rod and camera stand fitting same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420362459.1U CN203979035U (en) | 2014-07-03 | 2014-07-03 | The camera support of telescopic strut and this strut of assembling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203979035U true CN203979035U (en) | 2014-12-03 |
Family
ID=51976487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420362459.1U Active CN203979035U (en) | 2014-07-03 | 2014-07-03 | The camera support of telescopic strut and this strut of assembling |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN203979035U (en) |
| WO (1) | WO2016000275A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10856629B1 (en) | 2019-11-12 | 2020-12-08 | Scott Unice | Convertible trekking staff |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE861321C (en) * | 1951-06-24 | 1952-12-29 | Seifert Geb | Extension tube for tripods |
| US4445660A (en) * | 1982-04-09 | 1984-05-01 | Karapita Alexander D | Adjustable suspension support |
| ES2169983B1 (en) * | 2000-02-04 | 2003-11-01 | Univ Catalunya Politecnica | INTERNAL LOCK SYSTEM BETWEEN TWO PRISMATIC OR CYLINDRICAL SURFACES WITH CONTINUOUS POSITION REGULATION. |
| CN201363342Y (en) * | 2009-03-02 | 2009-12-16 | 厦门永森塑胶工业有限公司 | Stepless positioning structure of extension tubes |
| CN203146511U (en) * | 2013-01-06 | 2013-08-21 | 长庚医疗科技(厦门)有限公司 | Stepless brake telescoping rod structure |
-
2014
- 2014-07-03 CN CN201420362459.1U patent/CN203979035U/en active Active
- 2014-07-11 WO PCT/CN2014/082024 patent/WO2016000275A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016000275A1 (en) | 2016-01-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Lu Jingji Inventor after: Zhu Ganhai Inventor before: Lu Jingji |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: LU JINGJI TO: LU JINGJI ZHU GANHAI |