CN202262390U - Portable aerated water machine with small replaceable steel cylinder - Google Patents
Portable aerated water machine with small replaceable steel cylinder Download PDFInfo
- Publication number
- CN202262390U CN202262390U CN2011203962378U CN201120396237U CN202262390U CN 202262390 U CN202262390 U CN 202262390U CN 2011203962378 U CN2011203962378 U CN 2011203962378U CN 201120396237 U CN201120396237 U CN 201120396237U CN 202262390 U CN202262390 U CN 202262390U
- Authority
- CN
- China
- Prior art keywords
- seat
- steel cylinder
- valve
- cooperates
- carbon dioxide
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Mechanically-Actuated Valves (AREA)
Abstract
The utility model relates to a portable aerated water machine with a small replaceable steel cylinder. The portable aerated water machine comprises a casing, a transmission device, a base, an aerated water bottle cap, a carbon dioxide steel cylinder, an aerated water bottle, a gas discharge device and an exhaust device, wherein the gas discharge device and the exhaust device are arranged under the carbon dioxide steel cylinder, a door is pivoted on the casing, the portable aerated water machine also comprises a carbon dioxide steel cylinder fixing device, the carbon dioxide steel cylinder fixing device comprises a fixed seat and a movable seat, the movable seat is fixedly connected with the door body, the movable seat is detachably connected with the fixed seat, the fixed seat is fixedly arranged on the base, the movable seat comprises a base, an upper ring and a bottle opening seat, the bottle opening seat is provided with an upper opening, a bottle opening extending hole is arranged on a bottom plate of the bottle opening seat, the portable aerated water machine also comprises a spring, a bottle neck seat and a clamp ring, the lower end of the spring is matched with the bottom plate of the bottle opening seat, the upper end of the spring is matched with the bottle neck seat, and the clamp ring is arranged on the bottle opening seat and is detachably connected with the bottle opening seat. The carbon dioxide steel cylinder can be conveniently replaced, in addition, the replacement is convenient, and the defects that the carbon dioxide steel cylinder in the prior art has large volume, needs to be filled in special places and is not suitable for being used in families are overcome.
Description
Technical field
the utility model relates to a kind of aerated water machine.
Background technology
are prior art at present; A kind of aerated water machine comprises carbon dioxide steel cylinder, pop bottle, be arranged on going out airgun controller, be arranged on inlet duct and exhaust apparatus on the pop bottle on the carbon dioxide steel cylinder; Saidly go out airgun controller and comprise air inlet main body, drive link, spool and valve core case; The air inlet main body comprises drive link passage, valve core case chamber and gas outlet, and drive link and spool are one-body molded to be processed, and drive link and spool intersection have position-arresting disk; The bottom of air inlet main body and the bottleneck of carbon dioxide steel cylinder removably connect.Existing problems are: the carbon dioxide steel cylinder volume is bigger, and the carbon dioxide of storage is more, needs to special local can.So neither be convenient for carrying, dangerous again, there is potential safety hazard.The gas handling system pipe orifice is very little in the inlet duct, exists under the unusual constantly exhaust situation of unusual aperture obstruction and steel cylinder, causes inlet duct inside to have high pressure conditions, is easy to generate explosion accident, also has potential safety hazard.Under the situation that consumes 8 gram carbon dioxide, can only produce 1 liter of carbonated water.
Summary of the invention
The purpose of
the utility model is: a kind of aerated water machine of portable replaceable small steel cylinder is provided, and it can change carbon dioxide steel cylinder, and it is convenient to change carbon dioxide steel cylinder.
The utility model is achieved in that a kind of aerated water machine of portable replaceable small steel cylinder; Comprise housing, transmission device, base, anker cap, carbon dioxide steel cylinder, pop bottle, be arranged on and go out means of deflation and exhaust apparatus below the carbon dioxide steel cylinder; Said transmission device comprises turnbarrel, swivel nut and push rod; Said swivel nut is fixed on the centre bore of top board of housing, and turnbarrel is fixedly connected with push rod, and the screw thread and the swivel nut of push rod bottom screw togather; The push rod lower end cooperates with carbon dioxide steel cylinder, and the lower end of turnbarrel cooperates with the outer shroud platform of case top; Its special character is: said housing has under shed, on the housing circumferential surface import and export is arranged, and is articulated with door in the import and export;
Also comprise a carbon dioxide steel cylinder fixture; Said carbon dioxide steel cylinder fixture comprises reservation and moving seat, and moving seat is fixedly connected with the door body, on the door body joint pin is arranged; Be with spring on the joint pin; The joint pin other end is fixedly connected with moving seat, and moving seat removably connects with reservation, and reservation is fixed on the base; Moving seat comprises pedestal, goes up the bottleneck seat of ring and upper shed, has bottleneck to stretch out the hole on the base plate of bottleneck seat;
also comprise a spring, bottleneck seat and collar, and the spring lower end cooperates with the base plate of bottleneck seat, the upper end cooperates with the bottleneck seat, and collar is arranged on the bottleneck seat and with the bottleneck seat and removably connects.
The aerated water machine of described a kind of portable replaceable small steel cylinder; Its special character is: said go out means of deflation comprise Connection Block, valve, holder, be arranged on tapered mouth is arranged on the holder, the nonreturn valve core and the rubber sleeve of holder lower end; One gas passage along tapered mouth, holder to nonreturn valve core; Nonreturn valve core has fluid hole radially to be communicated with gas passage, and rubber sleeve is enclosed within on the nonreturn valve core;
Connection Block is fixedly connected with base, and holder is fixed on the centre bore of Connection Block, and valve is threaded with the centre bore of holder bottom.
The aerated water machine of described a kind of portable replaceable small steel cylinder, its special character is: also comprise a safety valve, said safety valve comprises and the one-body molded valve body of processing of base, compression spring, cone plug is with externally threaded adjusting rod and knob; Valve body has valve core case, spool chamber, steam vent and screw rod chamber, and valve core case communicates with pop bottle;
cone plug cooperates with valve core case, and adjusting rod and screw rod chamber screw togather, and adjusting rod stretches into housing and cooperates with knob.
The aerated water machine of described a kind of portable replaceable small steel cylinder, its special character is: said exhaust apparatus comprises and the one-body molded exhaust valve of processing of base, first compression spring, second compression spring, spool, gas shutoff piece and valve gap;
exhaust valve is communicated with pop bottle, and gas shutoff piece lower end cooperates with air admission hole on the exhaust valve, and gas shutoff piece upper end cooperates with first compression spring; The spool lower end cooperates with first compression spring, the upper end cooperates with second compression spring, and the upper end of second compression spring cooperates with valve gap, and exhaust valve is provided with steam vent, steam vent and atmosphere; The top board that housing is passed in the valve rod upper end is positioned at turnbarrel.
The aerated water machine of described a kind of portable replaceable small steel cylinder, its special character is: also comprise the exhaust gas drive device, said exhaust gas drive device comprises annular pin joint seat, annular driven member, active ring, spring, connecting rod and pressing plate;
In
said turnbarrel a dividing plate is arranged; Pressing plate cooperates with dividing plate top turnbarrel, and small end is fixedly connected with pressing plate, spring is passed in the lower end, dividing plate is fixedly connected with the active ring; Initiatively ring cooperates with the annular driven member.
annular pin joint seat is fixed on the top board of housing; The two ends of said annular driven member one diameter line and annular pin joint seat articulate; Two annular driven members that articulate a side between the position of annular driven member cooperate with valve rod, and another perk cooperates with the active ring.
The aerated water machine of
a kind of portable replaceable small steel cylinder of the utility model owing to adopt such structure, can be changed carbon dioxide steel cylinder easily, and changes conveniently; Overcome in the prior art, the carbon dioxide steel cylinder volume is big, needs to special local can, is not suitable for family and uses defective.
Description of drawings
Fig. 1 is the cutaway view of the utility model.
Fig. 2 is another cutaway view of the utility model.
Fig. 3 is the three-dimensional exploded view of the utility model.
Fig. 4 is the cutaway view that the utility model goes out means of deflation.
Fig. 5 is the cutaway view of the utility model safety valve.
Fig. 6 is the cutaway view of the utility model exhaust apparatus.
The specific embodiment
further describe the utility model below in conjunction with accompanying drawing.
Like Fig. 1, Fig. 2, shown in Figure 3; A kind of aerated water machine of portable replaceable small steel cylinder; Comprise housing 1, transmission device, base 2, carbon dioxide steel cylinder 3, pop bottle 4, anker cap 5, be arranged on and go out means of deflation and exhaust apparatus below the carbon dioxide steel cylinder that said transmission device comprises turnbarrel 61, swivel nut 62 and push rod 63, said swivel nut 62 is fixed on the centre bore of top board of housing 1; Turnbarrel 61 is fixedly connected with push rod 63; The screw thread and the swivel nut 62 of push rod 63 bottoms screw togather, and push rod 63 lower ends cooperate with carbon dioxide steel cylinder 3, and the lower end of turnbarrel 61 cooperates with the outer shroud platform at housing 1 top;
Also comprise a carbon dioxide steel cylinder fixture; Said carbon dioxide steel cylinder fixture comprises reservation 71 and moving seat 72, and moving seat 72 is fixedly connected with door body 1A, on the door body 1A joint pin 1B is arranged; Be with spring 1C on the joint pin 1B; The joint pin 1B other end is fixedly connected with moving seat 72, and moving seat 72 removably connects with reservation 71, and reservation 71 is fixed on the base 2; Moving seat 72 comprise pedestal 721, on encircle 722 and the bottleneck seat 723 of upper shed, have bottleneck to stretch out the hole on the base plate of bottleneck seat 723;
also comprise a spring 73, bottleneck seat 74 and collar 75, and spring 73 lower ends cooperate with the base plate of bottleneck seat 723, the upper end cooperates with bottleneck seat 74, and collar 75 is arranged on the bottleneck seat 723 and with bottleneck seat 723 and removably connects.
Like Fig. 1, shown in Figure 4; Saidly go out means of deflation and comprise Connection Block 81, valve 82, holder 83, be arranged on the tapered mouth 84 on the holder 83, the nonreturn valve core 85 and the rubber sleeve 86 of holder 83 lower ends; One gas passage 87 is along tapered mouth 84, holder 83 to nonreturn valve core 85, and nonreturn valve core 85 has fluid hole radially to be communicated with gas passage 87;
Like Fig. 1, shown in Figure 5, also comprise a safety valve, said safety valve comprises and the base 2 one-body molded valve bodies of processing 91, compression spring 92, cone plug 93 is with externally threaded adjusting rod 94 and knob 95; Valve body 91 has valve core case 96, spool chamber, steam vent 97 and screw rod chamber, and valve core case 96 communicates with pop bottle 4;
Like Fig. 2, shown in Figure 6, said exhaust apparatus comprises and the base 2 one-body molded exhaust valve of processing 101, the first compression springs 102, the second compression springs 103, spool 104, gas shutoff piece 105 and valve gap 106;
Air admission hole on
exhaust valve 101 is communicated with pop bottle 4, and the cavity 2A on the lower surface of the air admission hole of exhaust valve 101 and base 2 communicates, and cavity 2A is communicated with pop bottle 4.Gas shutoff piece 105 lower ends cooperate with air admission hole on the exhaust valve 101, and gas shutoff piece 105 upper ends cooperate with first compression spring 102; Spool 104 lower ends cooperate with first compression spring 102, the upper end cooperates with second compression spring 103, and the upper end of second compression spring 103 cooperates with valve gap 106, and exhaust valve 101 is provided with steam vent 1011, steam vent 1011 and atmosphere; The top board that housing 1 is passed in valve rod 1041 upper ends of spool 104 is positioned at turnbarrel 61.
Like Fig. 2, Fig. 3, shown in Figure 6, also comprise the exhaust gas drive device, said exhaust gas drive device comprises annular pin joint seat 111, annular driven member 112, initiatively encircles 113, spring 114, connecting rod 115 and pressing plate 116;
In
said turnbarrel 61 dividing plate is arranged; Pressing plate 116 is slidingly matched with dividing plate top turnbarrel 61, connecting rod 115 upper ends are fixedly connected with pressing plate 116, spring 114 is passed in the lower end, dividing plate with initiatively encircle 113 and be fixedly connected; Initiatively encircling 113 cooperates with annular driven member 112.
annular pin joint seat 111 is fixed on the top board of housing 1; The two ends of said annular driven member 112 1 diameter lines and annular pin joint seat 111 articulate; The annular driven members 112 that 112 2 of annular driven members articulate a side between the position cooperate with valve rod 1041, the opposite side perk with initiatively encircle 113 and cooperate.
in use, following pressing plate 116 initiatively encircles 113 and moves down; Initiatively encircle 113 annular driven member 112 is rotated, valve rod 1041 moves up, and second compression spring 103 is compressed; The gas of pop bottle 4 overcomes the pressure of first compression spring 102, and gas shutoff piece 105 leaves the air admission hole on the exhaust valve 101, meanwhile; Spool 104 surmounts the steam vent 1011 on the exhaust valve 101, and then gas is discharged from steam vent 1011.
are above-described only to be the preferential embodiment of the utility model.Should be pointed out that for the person of ordinary skill of the art under the situation that does not break away from the utility model principle, can also make some improvement and modification, this also is regarded as the protection domain of the utility model.
Claims (5)
1. the aerated water machine of a portable replaceable small steel cylinder; Comprise housing, transmission device, base, anker cap, carbon dioxide steel cylinder, pop bottle, be arranged on and go out means of deflation and exhaust apparatus below the carbon dioxide steel cylinder; Said transmission device comprises turnbarrel, swivel nut and push rod; Said swivel nut is fixed on the centre bore of top board of housing, and turnbarrel is fixedly connected with push rod, and the screw thread and the swivel nut of push rod bottom screw togather; The push rod lower end cooperates with carbon dioxide steel cylinder, and the lower end of turnbarrel cooperates with the outer shroud platform of case top; It is characterized in that: said housing has under shed, on the housing circumferential surface import and export is arranged, and is articulated with door in the import and export;
Also comprise a carbon dioxide steel cylinder fixture; Said carbon dioxide steel cylinder fixture comprises reservation and moving seat, and moving seat is fixedly connected with the door body, on the door body joint pin is arranged; Be with spring on the joint pin; The joint pin other end is fixedly connected with moving seat, and moving seat removably connects with reservation, and reservation is fixed on the base; Moving seat comprises pedestal, goes up the bottleneck seat of ring and upper shed, has bottleneck to stretch out the hole on the base plate of bottleneck seat;
Also comprise a spring, bottleneck seat and collar, the spring lower end cooperates with the base plate of bottleneck seat, the upper end cooperates with the bottleneck seat, and collar is arranged on the bottleneck seat and with the bottleneck seat and removably connects.
2. the aerated water machine of a kind of portable replaceable small steel cylinder according to claim 1; It is characterized in that: said go out means of deflation comprise Connection Block, valve, holder, be arranged on tapered mouth is arranged on the holder, the nonreturn valve core and the rubber sleeve of holder lower end; One gas passage along tapered mouth, holder to nonreturn valve core; Nonreturn valve core has fluid hole radially to be communicated with gas passage, and rubber sleeve is enclosed within on the nonreturn valve core;
Connection Block is fixedly connected with base, and holder is fixed on the centre bore of Connection Block, and valve is threaded with the centre bore of holder bottom.
3. the aerated water machine of a kind of portable replaceable small steel cylinder according to claim 2; It is characterized in that: also comprise a safety valve, said safety valve comprises and the one-body molded valve body of processing of base, compression spring; Cone plug is with externally threaded adjusting rod and knob; Valve body has valve core case, spool chamber, steam vent and screw rod chamber, and valve core case communicates with pop bottle;
Cone plug cooperates with valve core case, and adjusting rod and screw rod chamber screw togather, and adjusting rod stretches into housing and cooperates with knob.
4. according to the aerated water machine of claim 1,2 or 3 described a kind of portable replaceable small steel cylinders; It is characterized in that: said exhaust apparatus comprises and the one-body molded exhaust valve of processing of base, first compression spring, second compression spring; Spool, gas shutoff piece and valve gap;
Exhaust valve is communicated with pop bottle, and gas shutoff piece lower end cooperates with air admission hole on the exhaust valve, and gas shutoff piece upper end cooperates with first compression spring; The spool lower end cooperates with first compression spring, the upper end cooperates with second compression spring, and the upper end of second compression spring cooperates with valve gap, and exhaust valve is provided with steam vent, steam vent and atmosphere; The top board that housing is passed in the valve rod upper end is positioned at turnbarrel.
5. the aerated water machine of a kind of portable replaceable small steel cylinder according to claim 4 is characterized in that: also comprise the exhaust gas drive device, said exhaust gas drive device comprises annular pin joint seat, annular driven member, initiatively ring, spring, connecting rod and pressing plate;
One dividing plate is arranged in the said turnbarrel; Pressing plate cooperates with dividing plate top turnbarrel, and small end is fixedly connected with pressing plate, spring is passed in the lower end, dividing plate is fixedly connected with the active ring; Initiatively ring cooperates with the annular driven member;
The annular pin joint seat is fixed on the top board of housing, and the two ends of said annular driven member one diameter line and annular pin joint seat articulate, and two annular driven members that articulate a side between the position of annular driven member cooperate with valve rod, and another perk cooperates with the active ring,
Be slidingly matched with exhaust valve; One through hole is arranged at the spool top, passes stop nut and top body plate, and is slidingly matched with stop nut, top body plate, and stop nut cooperates with exhaust valve; Bearing pin passes the through hole at spool top, is slidingly matched with spool, and the position-limited rack of depression bar and bearing pin, screw is slidingly matched; Said exhaust valve is communicated with pop bottle, and exhaust outlet is arranged on the exhaust valve and atmosphere.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011203962378U CN202262390U (en) | 2011-10-18 | 2011-10-18 | Portable aerated water machine with small replaceable steel cylinder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011203962378U CN202262390U (en) | 2011-10-18 | 2011-10-18 | Portable aerated water machine with small replaceable steel cylinder |
Publications (1)
Publication Number | Publication Date |
---|---|
CN202262390U true CN202262390U (en) | 2012-06-06 |
Family
ID=46153202
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2011203962378U Expired - Lifetime CN202262390U (en) | 2011-10-18 | 2011-10-18 | Portable aerated water machine with small replaceable steel cylinder |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN202262390U (en) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015180220A1 (en) * | 2014-05-26 | 2015-12-03 | 宋宁 | Portable soda machine with disposable small steel bottle, security device and dust removal device |
CN105167612A (en) * | 2015-08-18 | 2015-12-23 | 胡海明 | Carbon dioxide drink cup |
WO2020173330A1 (en) * | 2019-02-25 | 2020-09-03 | 关进业 | Son-machine of air-exhaust adjustable aerated water machine |
WO2020186553A1 (en) * | 2019-03-16 | 2020-09-24 | 关进业 | Check valve of sub-machine of aerated water machine |
KR20210002768U (en) * | 2019-05-20 | 2021-12-10 | 진예 관 | Submachine Lockable Sparkling Water Machine |
KR20210002767U (en) * | 2019-08-30 | 2021-12-10 | 진예 관 | Carbonated water machine with convenient intake and exhaust |
EP4133948A1 (en) * | 2021-08-13 | 2023-02-15 | Guan, Jin Ye | Sub-machine of soda fountain with adjustable exhaust velocity |
EP4133949A1 (en) * | 2021-08-13 | 2023-02-15 | Guan, Jin Ye | Check valve on sub-machine of soda fountain |
EP3984420A4 (en) * | 2019-05-14 | 2023-10-11 | Guan, Jinye | Pressure-adjustable pneumatic system of soda machine |
-
2011
- 2011-10-18 CN CN2011203962378U patent/CN202262390U/en not_active Expired - Lifetime
Cited By (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015180220A1 (en) * | 2014-05-26 | 2015-12-03 | 宋宁 | Portable soda machine with disposable small steel bottle, security device and dust removal device |
CN105167612A (en) * | 2015-08-18 | 2015-12-23 | 胡海明 | Carbon dioxide drink cup |
CN105167612B (en) * | 2015-08-18 | 2017-06-30 | 胡海明 | A kind of carbon dioxide drinking cup |
US20220144534A1 (en) * | 2019-02-25 | 2022-05-12 | Jinye GUAN | Sub-machine of air-exhaust adjustable aerated water machine |
WO2020173330A1 (en) * | 2019-02-25 | 2020-09-03 | 关进业 | Son-machine of air-exhaust adjustable aerated water machine |
KR20210002018U (en) * | 2019-02-25 | 2021-09-08 | 진예 관 | Submachines for carbonated water machines with adjustable exhaust |
KR200496198Y1 (en) | 2019-02-25 | 2022-11-23 | 진예 관 | Submachine of carbonated water machine with exhaust control |
WO2020186553A1 (en) * | 2019-03-16 | 2020-09-24 | 关进业 | Check valve of sub-machine of aerated water machine |
JP2022534163A (en) * | 2019-03-16 | 2022-07-28 | 関進業 | Soda machine submachine check valve |
EP3984420A4 (en) * | 2019-05-14 | 2023-10-11 | Guan, Jinye | Pressure-adjustable pneumatic system of soda machine |
KR20210002768U (en) * | 2019-05-20 | 2021-12-10 | 진예 관 | Submachine Lockable Sparkling Water Machine |
KR200497019Y1 (en) | 2019-05-20 | 2023-07-03 | 진예 관 | Submachine Lockable Sparkling Water Machine |
KR20210002767U (en) * | 2019-08-30 | 2021-12-10 | 진예 관 | Carbonated water machine with convenient intake and exhaust |
KR200497018Y1 (en) | 2019-08-30 | 2023-07-03 | 진예 관 | Carbonated water machine with convenient intake and exhaust |
EP4133948A1 (en) * | 2021-08-13 | 2023-02-15 | Guan, Jin Ye | Sub-machine of soda fountain with adjustable exhaust velocity |
EP4133949A1 (en) * | 2021-08-13 | 2023-02-15 | Guan, Jin Ye | Check valve on sub-machine of soda fountain |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN202262390U (en) | Portable aerated water machine with small replaceable steel cylinder | |
CN201995544U (en) | Aerated water machine with safety device | |
CN201995545U (en) | Aerated water machine with pressure regulator | |
CN203801663U (en) | Aerated water machine of aerated water bottle self-sealing and carbon dioxide gas leakage protective device | |
GB2411235B (en) | Pressure monitoring device for a paint spray gun | |
CA2796342C (en) | Tubeless tire seating device | |
DE602004020810D1 (en) | DISTRIBUTION DEVICE FOR GIVING A PRODUCT | |
TW200730212A (en) | Fire extinguishing device | |
CN201535433U (en) | High-pressure gas bottle | |
CN201457776U (en) | Pneumatic bag holder | |
CN204049269U (en) | The aerated water machine of portable, single use small steel cylinder band safety and dust arrester | |
CN204097056U (en) | A kind of filling valve | |
CN201664481U (en) | Air sac type portable water mist fire extinguisher | |
CN206350879U (en) | A kind of pneumatic fire-extinguishing device maintained easily | |
CN202354327U (en) | Disposable aerated water machine for small carbon dioxide cylinder | |
CN203309512U (en) | Liquefied gas bottle safety device | |
CN201874781U (en) | Inflation device | |
CN205815317U (en) | Gas-liquid separation device in the pneumatic operated valve supply air line of gas incinerator | |
CN106427424B (en) | Tubeless tyre sitting device | |
CN103086310B (en) | Two-stage combination valve of lipid filling | |
CN201552117U (en) | Ash gun | |
CN1920352A (en) | Cut-off decompression two-purpose valve for high-pressure pure gas cylinder | |
CN204111334U (en) | Industrial silicon refining furnace gas mixing device | |
CN201255092Y (en) | Safety high pressure inflating tube | |
CN201462391U (en) | Lighter gas-filling device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CX01 | Expiry of patent term |
Granted publication date: 20120606 |
|
CX01 | Expiry of patent term |