CN105332577B - Cabin door locking device for deep-sea pressure-resistant shell - Google Patents
Cabin door locking device for deep-sea pressure-resistant shell Download PDFInfo
- Publication number
- CN105332577B CN105332577B CN201510737765.8A CN201510737765A CN105332577B CN 105332577 B CN105332577 B CN 105332577B CN 201510737765 A CN201510737765 A CN 201510737765A CN 105332577 B CN105332577 B CN 105332577B
- Authority
- CN
- China
- Prior art keywords
- cabin
- hatch door
- rotating shaft
- bar
- cabin door
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000007789 sealing Methods 0.000 claims description 17
- 239000004519 grease Substances 0.000 claims description 3
- 230000001050 lubricating effect Effects 0.000 claims description 3
- 230000009471 action Effects 0.000 abstract description 8
- 238000001125 extrusion Methods 0.000 abstract 1
- 238000005299 abrasion Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C19/00—Other devices specially designed for securing wings, e.g. with suction cups
- E05C19/003—Locking bars, cross bars, security bars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B19/00—Arrangements or adaptations of ports, doors, windows, port-holes, or other openings or covers
- B63B19/12—Hatches; Hatchways
- B63B19/14—Hatch covers
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
- E05Y2900/514—Application of doors, windows, wings or fittings thereof for vehicles for ships
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Ocean & Marine Engineering (AREA)
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention discloses a cabin door locking device for a deep-sea pressure-resistant shell. The cabin door locking device comprises a cabin door handle and an intra-cabin handle. The intra-cabin handle is fixedly connected with the cabin door handle through a rotary shaft. The side, at the intra-cabin handle, of the rotary shaft is provided with an end cover fixed to a cabin door. The two ends of the rotary shaft are provided with steps respectively. A traction nut is connected to the rotary shaft in a threaded manner and fixedly connected with a siding rail base. The rotary shaft is sleeved with the sliding rail base. The side face of the sliding rail base is evenly provided with at least two grooves. Sliding wheels are arranged in the grooves and arranged at one end of a locking rod. The locking rod is hinged to the cabin door. The other end of the locking rod moves freely. The sliding rail base moves to drive one end of the locking rod to move. The other end of the locking rod is locked to the shell. The cabin door is arranged on the shell through a four-rod device. According to the cabin door locking device, through action of the locking rod, it can be guaranteed that the locking force of the cabin door is balanced, the cabin door is in complete extrusion contact with the shell, finally the cabin door is locked, and operation is reliable.
Description
Technical field
The present invention relates to the cabin door locking apparatus on a kind of pneumatic shell for deep-sea, belong to diving equipment field.
Background technology
Abyss science and technology is the up-to-date Disciplinary Frontiers of deep-sea science, and manned submariner device is the important load of abyss science and technology
Body, and cabin door device, as one of the vitals of submariner device, is related to the safety of submariner device and aquanaut, it is light that foot is lifted in its effect
Weight.
Existing cabin door device is divided into two classes: a class is hatch door and housing hinge, is extruded by briquetting, so that hatch door is locked, knot
Structure is simple, but can lead to monolateral crimp and the abrasion of hatch door and housing after long-term action, makes the hatch door can not be complete with housing
Extruding contact, ultimately results in hatch door sealing effectiveness and is deteriorated；Another kind of is that hatch door is determined by lock with housing, reliable lock, but cabin
With housing and non-fully extruding contacts door, and simply seals the requirement that can not meet deep-sea submariner device.
The patent of Application No. 201420104149.x proposes the cabin door locking apparatus on a kind of pneumatic shell for deep-sea,
Hatch door can be made uniformly to extrude completely with housing contact, sealing effectiveness is preferable；Club hand wheel action can achieve external-open in the cabin of hatch door
Open and close.But this device adopt hatch door directly hinged with housing, centering positioning high to installation requirement, and can lead to hatch door with
The monolateral crimp of housing and abrasion, sealing effectiveness is deteriorated；Open and close action is realized by several hinged connecting rods, for a long time
It is easily deformed after action, makes hatch door coupling mechanism force not, cause sealing effectiveness to be deteriorated.
Content of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, the present invention provides one kind to be used for deep-sea pneumatic shell
Cabin door locking apparatus, by securing rod action it is ensured that the equilibrium of hatch door coupling mechanism force, hatch door extruded completely with housing and contacts,
Complete the locking of hatch door eventually, operation is reliable.
Technical scheme: for achieving the above object, cabin door locking apparatus on a kind of pneumatic shell for deep-sea of the present invention, bag
Include the hatch door handle positioned at hatch door and the cabin Internal handle being located in cabin, described cabin Internal handle and hatch door handle are fixing even by rotating shaft
Connect, described rotating shaft is provided with, in cabin Internal handle side, the end cap being fixed on hatch door, described rotating shaft is respectively arranged at the two ends with step, rotating shaft
Be limited in by step freely rotatable between end cap and hatch door, described rotating shaft be threaded with draw nut, draw nut with
Slide rail base is fixedly connected, and in rotating shaft, described slide rail base side is uniformly provided with least two grooves, groove to slide rail base sheath
Inside it is provided with pulley, pulley is arranged on one end of securing rod, securing rod is hinged on hatch door, the securing rod other end moves freely, lead to
The mobile drive securing rod one end crossing slide rail base is moved, and the other end of securing rod is locked on housing, and hatch door passes through four bar dresses
Put and be arranged on housing.
Preferably, described four bar structures comprise the first bar, the second bar and the 3rd bar, the first bar is hinged on housing, the
Three bars are hinged on hatch door, and the second bar is hinged with the first bar and the 3rd bar respectively.
Preferably, being provided with the first sealing ring between described hatch door and housing.
Preferably, it is stepped that described rotating shaft is located at hatch door one end, on each step corresponding with hatch door of rotating shaft all
It is provided with the second sealing ring.
Preferably, one end that described rotating shaft is located in cabin is square, one end that cabin Internal handle and rotating shaft coordinate is square
Groove, ball pin is embedded in the side of rotating shaft square knuckle, and is weldingly connected with rotating shaft by spring, square recessed in cabin inner handle
The madial wall of groove is provided with the arc groove with ball pin cooperation.
Preferably, scribbling lubricating grease on described pulley.
Preferably, described slide rail base is uniformly provided with three grooves.
Beneficial effect: the cabin door locking apparatus of the present invention, have the advantage that
(1) present invention is in cabin door locking apparatus, and draw nut drives slide rail base, makes angle 120 ° of three groups of locks each other
It is ensured that the equilibrium of hatch door coupling mechanism force, hatch door is extruded completely with housing and contacts, and is finally completed the locking of hatch door for fixed pole action, operation
Reliable；End cap is all bolted with hatch door, draw nut and slide rail base, good stability；It is ladder between hatch door and housing
Shape extruding contact, and place sealing gasket, polarization is good, and sealing effectiveness is excellent；Adopt stepped contact between axle and hatch door, and put
Put sealing ring, reach double sealing effect.
(2) in the hatch door of the present invention and housing attachment means, using four bar structures, can avoid hatch door and housing close with
Centering location difficulty during unlatching, also can avoid causing hatch door or housing distortion and abrasion because of monolateral extruding；During closing it is ensured that
Hatch door is extruded completely with housing and contacts, the larger lifting of sealing effectiveness.
(3) in the rotating shaft of the present invention and handwheel attachment structure, handwheel is connected with axle using square knuckle out of my cabin, closes in hatch door
Pull down after closing or opening, it is to avoid submariner device underwater operation wound foreign matter, affect mobility；Square in cabin Internal handle and rotating shaft connects
Head connects, and is locked by ball pin, simple and reliable.
Brief description
Fig. 1 is the schematic front view of present configuration；
Fig. 2 is the a-a cross-sectional schematic of present configuration；
Fig. 3 is the b-b cross-sectional schematic of present configuration；
Fig. 4 is the schematic diagram of present configuration axle；
Fig. 5 is the close-up schematic view of n in Fig. 2；
Fig. 6 is the close-up schematic view of o in Fig. 2；
Fig. 7 is the close-up schematic view of m in Fig. 2；
Fig. 8 is slide rail base schematic front view of the present invention；
Fig. 9 is slide rail base left view schematic diagram of the present invention；
Figure 10 is slide rail base schematic top plan view of the present invention；
Figure 11 is the schematic front view of end cap of the present invention；
Figure 12 is the schematic top plan view of end cap of the present invention.
Wherein: 1- hatch door；2- hatch door handle；3- axle；4- handwheel out of my cabin；6- lug 1；7- link pin；8- first bar；9-
Two bars；10- the 3rd bar；11- second lug；12- securing rod；13- steady pin；14- pulley；15- slide rail base；16- draws spiral shell
Female；18- cabin Internal handle；19- end cap；21- seal washer；22- housing；23- sealing ring 1；25- spring；26- ball pin.
Specific embodiment
Below in conjunction with the accompanying drawings the present invention is further described.
As shown in Figures 1 to 12, the cabin door locking apparatus on a kind of pneumatic shell for deep-sea of the present invention, including positioned at cabin
The hatch door handle 2 of door 1 and the cabin Internal handle being located in cabin, described cabin Internal handle is fixedly connected by rotating shaft 3 with hatch door handle.Position
It is square opening in rotating shaft 3 one end out of my cabin, with the square knuckle cooperation that handwheel 4 is provided with out of my cabin.Rotating shaft 3 one end in cabin is
Square knuckle, the square opening cooperation opening up with cabin Internal handle 18, and locked by ball pin 26.Ball pin 26 is located at square knuckle
The circular cone in the hole that side opens up, is connected by spring 25 with axle.Adopt stepped contact between rotating shaft 3 and hatch door 1, and place o
Type sealing ring, reaches double sealing effect.Hatch door handle 2 is symmetrically welded on hatch door 1, conveniently completes hatch door 1 and closes and open.Institute
State rotating shaft 3, in cabin Internal handle side, the end cap 19 being fixed on hatch door 1 is installed, described rotating shaft 3 is respectively arranged at the two ends with step, rotating shaft
3 are limited in freely rotatable between end cap 19 and hatch door 1 by step, and described rotating shaft 3 is threaded with draw nut 16, traction
Nut 16 is fixedly connected with slide rail base 15, and slide rail base 15 is enclosed within rotating shaft 3, described slide rail base 15 side be uniformly provided with to
Few two grooves, preferably three grooves, it is provided with pulley 14 in groove, pulley 14 is arranged on one end of " reaping hook " shape securing rod 12,
Securing rod 12 is hinged on the second lug 11 of hatch door 1 by steady pin 13, and securing rod 12 other end moves freely, by slide rail
Mobile drive securing rod 12 one end of base 15 is moved, and the other end of securing rod 12 is locked on housing 22, and hatch door 1 passes through four bars
Device is arranged on housing 22.One end that rotating shaft 3 is located in cabin is square, and cabin Internal handle 18 is side with one end of rotating shaft 3 cooperation
Connected in star, ball pin 26 is embedded in the side of rotating shaft 3 square knuckle, and is weldingly connected with rotating shaft 3, in cabin Internal handle by spring 25
The madial wall of 18 square groove is provided with the arc groove with ball pin 26 cooperation.During cabin Internal handle 18 is inserted into rotating shaft,
When square groove and spherical pin contacts, due to spring force, ball pin is inserted in arc groove, cabin Internal handle 18 and rotating shaft 3
Locking.
In the present invention, described four bar structures comprise the first bar 8, the second bar 9 and the 3rd bar 10, and housing 22 is provided with first
Lug 6, the first bar 8 is hinged in the first lug 6 of housing 22 by link pin 7, and it is first convex that the 3rd bar 10 is hinged on hatch door 1
On ear 6, the second bar 9 is hinged with the first bar 8 and the 3rd bar 10 respectively.
In the present invention, it is provided with the first sealing ring 21 between described hatch door 1 and housing 22.Described rotating shaft 3 is located at hatch door 1 one
Hold as stepped, each step corresponding with hatch door 1 of rotating shaft 3 is equipped with the second sealing ring 23.Be provided with three of end cap 19
Cylinder runs through slide rail base 15, and hatch door 1 mode connects for screw, limits rotating shaft 3 and vertically moves and rotates with slide rail base 15, can achieve and turns
Axle 3 rotates.Smear lubricating grease in slide rail base 15 pulley 14 contact area, it is to avoid locking is excessive with resistance during opened door 1.
Locking process: during hatch door 1 non-locking state, away from housing 22, draw nut 16 is near axle 3 for securing rod 12 free end
Middle part.Aquanaut (extravehicular operation personnel) (counterclockwise) rotatable cabin Internal handle 18 (handwheel 4 out of my cabin) clockwise.End cap 19 and hatch door
1 cylinder limits the rotation of draw nut 16, and draw nut 16 can be mobile to cabin Internal handle 18 with the rotation of axle 3.Traction spiral shell
Securing rod 12 one end that female 16 mobile drive is embedded in slide rail base 15 is moved together, and securing rod 12 middle part is hinged with hatch door 1,
The free end action of securing rod 12, realizes locking function.Draw nut 16 is to threaded with axle 3, after locking, in self-locking shape
State.
Opening process: during hatch door 1 locking state, securing rod 12 free end extruding contact housing 22, draw nut 16 is close
Cabin Internal handle 18.Aquanaut (extravehicular operation personnel) (clockwise) rotatable cabin Internal handle 1818 (handwheel 4 out of my cabin) counterclockwise.End cap
19 and the cylinder of hatch door 1 limit the rotation of draw nut 16, draw nut 16 can be mobile to axle 3 middle part with the rotation of axle 3.Lead
Draw securing rod 12 one end that the mobile drive of nut 16 is embedded in slide rail base 15 to move together, securing rod 12 middle part and hatch door 1
Hinged, the free end action of securing rod 12, realize open function.
Hatch door 1 is opened and closing process: is connected using four bar structures between hatch door 1 and housing 22.Aquanaut's (extravehicular operation
Personnel) cabin Internal handle 18 (pulling hatch door handle 22) can be promoted, hatch door 1 is shifted onto (moving to) and departs from housing 22, then hatch door 1 is pushed away
To (moving to) housing 22 side, realize hatch door 1 opening function.Aquanaut (extravehicular operation personnel) can pull cabin Internal handle 18 (to push away
Dynamic hatch door handle 22), by hatch door 1 and housing 22 centering, then move (shifting onto) to and contact with housing 22, realize hatch door 1 closing function.
The above be only the preferred embodiment of the present invention it should be pointed out that: for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (7)
1. the cabin door locking apparatus on a kind of pneumatic shell for deep-sea it is characterised in that: include positioned at hatch door hatch door handle and
Cabin Internal handle in cabin, described cabin Internal handle is fixedly connected by rotating shaft with hatch door handle, and described rotating shaft is in cabin Internal handle
Side is provided with the end cap being fixed on hatch door, and described rotating shaft is respectively arranged at the two ends with step, rotating shaft by step be limited in end cap with
Freely rotatable between hatch door, described rotating shaft is threaded with draw nut, draw nut is fixedly connected with slide rail base, slide rail
In rotating shaft, described slide rail base side is uniformly provided with least two grooves to base sheath, is provided with pulley in groove, and pulley is arranged on
One end of securing rod, securing rod is hinged on hatch door, and the securing rod other end moves freely, by the mobile drive lock of slide rail base
Fixed pole one end is moved, and the other end of securing rod is locked on housing, and hatch door is arranged on housing by four lever apparatus.
2. cabin door locking apparatus according to claim 1 it is characterised in that: described four bar structures comprise the first bar, second
Bar and the 3rd bar, the first bar is hinged on housing, and the 3rd bar is hinged on hatch door, and the second bar is cut with scissors with the first bar and the 3rd bar respectively
Connect.
3. cabin door locking apparatus according to claim 2 it is characterised in that: be provided with first between described hatch door and housing close
Seal.
4. cabin door locking apparatus according to claim 3 it is characterised in that: described rotating shaft be located at hatch door one end be ladder
Shape, each step corresponding with hatch door of rotating shaft is equipped with the second sealing ring.
5. cabin door locking apparatus according to claim 4 it is characterised in that: described rotating shaft be located at cabin in one end be side
Shape, cabin Internal handle is square groove with one end of rotating shaft cooperation, and ball pin is embedded in the side of rotating shaft square knuckle, and passes through spring
It is weldingly connected with rotating shaft, be provided with the arc groove with ball pin cooperation in the madial wall of cabin inner handle square groove.
6. cabin door locking apparatus according to claim 5 it is characterised in that: scribble lubricating grease on described pulley.
7. cabin door locking apparatus according to claim 6 it is characterised in that: described slide rail base be uniformly provided with three recessed
Groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510737765.8A CN105332577B (en) | 2015-11-03 | 2015-11-03 | Cabin door locking device for deep-sea pressure-resistant shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510737765.8A CN105332577B (en) | 2015-11-03 | 2015-11-03 | Cabin door locking device for deep-sea pressure-resistant shell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105332577A CN105332577A (en) | 2016-02-17 |
| CN105332577B true CN105332577B (en) | 2017-01-25 |
Family
ID=55283316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510737765.8A Active CN105332577B (en) | 2015-11-03 | 2015-11-03 | Cabin door locking device for deep-sea pressure-resistant shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105332577B (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108266075B (en) * | 2018-01-12 | 2024-03-05 | 珠海市优氧健康产业有限公司 | Cabin door locking device of health cabin |
| CN108397065A (en) * | 2018-03-20 | 2018-08-14 | 江苏科技大学 | A kind of hatch door forced locking device on the pneumatic shell of deep-sea |
| CN108583829B (en) * | 2018-03-29 | 2020-05-26 | 上海海洋大学 | Withstand voltage cabin hatch door subassembly structure of deep sea submersible |
| CN108909935B (en) * | 2018-07-18 | 2020-09-18 | 江苏科技大学 | Pressure-resistant device of manned submersible |
| CN109339672A (en) * | 2018-11-20 | 2019-02-15 | 上海米开罗那机电技术有限公司 | A kind of transition door compacting sealing mechanism |
| CN109436239A (en) * | 2018-11-28 | 2019-03-08 | 大连海洋明天科技有限公司 | A kind of underwater operation waterproof capsule cabin and encapsulating method |
| CN110053713B (en) * | 2019-03-14 | 2020-12-08 | 哈尔滨工程大学 | Spherical manned cabin submersible vehicle cover |
| CN111572706A (en) * | 2020-05-15 | 2020-08-25 | 中国船舶科学研究中心 | A automatic hatch board of opening and close for wet conversion cabin is done in deep sea |
| CN112360980B (en) * | 2020-11-09 | 2022-08-05 | 中国船舶科学研究中心 | Sealing structure without sealing ring between organic glass and metal material and mounting method thereof |
| CN116513368B (en) * | 2023-07-05 | 2023-08-29 | 常州耐普德新能源科技有限公司 | Cabin micro-pressure sealing device and working method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB666935A (en) * | 1949-10-04 | 1952-02-20 | Dent & Hellyer | Improved locking means for doors, lids, covers and the like |
| GB929534A (en) * | 1960-09-21 | 1963-06-26 | Willy Hermann Schlieker | Improvements in hoist shaft doors |
| US4020778A (en) * | 1976-02-13 | 1977-05-03 | Sutton Robert W | Hatch cover |
| CN2773183Y (en) * | 2005-03-17 | 2006-04-19 | 崔凤林 | Safety well lid |
| CN202148747U (en) * | 2011-05-21 | 2012-02-22 | 渤海造船厂集团有限公司 | Thread lever-type locking device |
| CN104816786A (en) * | 2015-05-14 | 2015-08-05 | 无锡市东舟船舶附件有限公司 | Quick open and close pressure proof watertight hatch cover |
-
2015
- 2015-11-03 CN CN201510737765.8A patent/CN105332577B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB666935A (en) * | 1949-10-04 | 1952-02-20 | Dent & Hellyer | Improved locking means for doors, lids, covers and the like |
| GB929534A (en) * | 1960-09-21 | 1963-06-26 | Willy Hermann Schlieker | Improvements in hoist shaft doors |
| US4020778A (en) * | 1976-02-13 | 1977-05-03 | Sutton Robert W | Hatch cover |
| CN2773183Y (en) * | 2005-03-17 | 2006-04-19 | 崔凤林 | Safety well lid |
| CN202148747U (en) * | 2011-05-21 | 2012-02-22 | 渤海造船厂集团有限公司 | Thread lever-type locking device |
| CN104816786A (en) * | 2015-05-14 | 2015-08-05 | 无锡市东舟船舶附件有限公司 | Quick open and close pressure proof watertight hatch cover |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105332577A (en) | 2016-02-17 |
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Application publication date: 20160217 Assignee: SHANGHAI RAINBOWFISH MARINE ENVIRONMENTAL TECHNOLOGY SERVICE Co.,Ltd. Assignor: Jiangsu University of Science and Technology Contract record no.: 2018320000070 Denomination of invention: Cabin door locking device for deep-sea pressure-resistant shell Granted publication date: 20170125 License type: Common License Record date: 20180326 Application publication date: 20160217 Assignee: SHANGHAI RAINBOWFISH OCEAN TECHNOLOGY CO.,LTD. Assignor: Jiangsu University of Science and Technology Contract record no.: 2018320000069 Denomination of invention: Cabin door locking device for deep-sea pressure-resistant shell Granted publication date: 20170125 License type: Common License Record date: 20180326 |
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| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20160217 Assignee: Jiangsu University of Science and Technology Technology Transfer Center Co.,Ltd. Assignor: JIANGSU University OF SCIENCE AND TECHNOLOGY Contract record no.: X2022980022975 Denomination of invention: A door locking device for deep-sea pressure hull Granted publication date: 20170125 License type: Common License Record date: 20221128 |
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| EC01 | Cancellation of recordation of patent licensing contract | ||
| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Jiangsu University of Science and Technology Technology Transfer Center Co.,Ltd. Assignor: JIANGSU University OF SCIENCE AND TECHNOLOGY Contract record no.: X2022980022975 Date of cancellation: 20230310 |