WO2017057807A1 - Double récipient - Google Patents

Double récipient Download PDF

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Publication number
WO2017057807A1
WO2017057807A1 PCT/KR2016/002600 KR2016002600W WO2017057807A1 WO 2017057807 A1 WO2017057807 A1 WO 2017057807A1 KR 2016002600 W KR2016002600 W KR 2016002600W WO 2017057807 A1 WO2017057807 A1 WO 2017057807A1
Authority
WO
WIPO (PCT)
Prior art keywords
container
screw thread
inner container
upper inner
inclined surface
Prior art date
Application number
PCT/KR2016/002600
Other languages
English (en)
Korean (ko)
Inventor
유제우
Original Assignee
유제우
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 유제우 filed Critical 유제우
Publication of WO2017057807A1 publication Critical patent/WO2017057807A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
    • B65D81/38—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation
    • B65D81/3837—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation rigid container in the form of a bottle, jar or like container
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
    • B65D25/02—Internal fittings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D21/00—Nestable, stackable or joinable containers; Containers of variable capacity
    • B65D21/02—Containers specially shaped, or provided with fittings or attachments, to facilitate nesting, stacking, or joining together
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D21/00—Nestable, stackable or joinable containers; Containers of variable capacity
    • B65D21/08—Containers of variable capacity
    • B65D21/083—Containers of variable capacity by means of additional elements, e.g. modular
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D77/00—Packages formed by enclosing articles or materials in preformed containers, e.g. boxes, cartons, sacks or bags
    • B65D77/04—Articles or materials enclosed in two or more containers disposed one within another
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D77/00—Packages formed by enclosing articles or materials in preformed containers, e.g. boxes, cartons, sacks or bags
    • B65D77/04—Articles or materials enclosed in two or more containers disposed one within another
    • B65D77/0406—Rigid containers in preformed flexible containers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D77/00—Packages formed by enclosing articles or materials in preformed containers, e.g. boxes, cartons, sacks or bags
    • B65D77/04—Articles or materials enclosed in two or more containers disposed one within another
    • B65D77/048—Articles or materials enclosed in two or more containers disposed one within another the inner and outer containers being rigid and the outer container being of curved cross-section, e.g. cylindrical
    • B65D77/0486—Articles or materials enclosed in two or more containers disposed one within another the inner and outer containers being rigid and the outer container being of curved cross-section, e.g. cylindrical the inner container being coaxially disposed within the outer container
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
    • B65D81/38—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
    • B65D85/70—Containers, packaging elements or packages, specially adapted for particular articles or materials for materials not otherwise provided for
    • B65D85/72—Containers, packaging elements or packages, specially adapted for particular articles or materials for materials not otherwise provided for for edible or potable liquids, semiliquids, or plastic or pasty materials

Definitions

  • the present invention relates to a double container that can be separated two stages up and down.
  • an inlet is formed at an appropriate position (eg, an upper portion of the container). It is configured to contain and take out the contents.
  • Patent No. 10-0806760 (registered date: February 18, 2008) discloses a solution.
  • the bottle according to the related art includes an upper body 30, a lower body 40, and a connector 50.
  • the upper main body 30 is substantially tubular, and threads 32 and 36 are provided on the outer circumferential surface of the upper end portion and the outer circumferential surface a predetermined distance from the lower end portion, respectively.
  • the lower end of the upper main body 30 is formed to form an inclined portion 38 to face the central axis.
  • the lower main body 40 has a substantially concave bowl shape, and one side of the lower main body 40 is fitted to the outer circumference of the lower end of the upper main body 30. An opening side of the lower body 40 is provided with a locking jaw 42 along its outer circumference.
  • the connector 50 is for connecting the upper main body 30 and the lower main body 40 and has a substantially tubular shape, and is screwed to the outside of the upper main body 30. That is, the threaded portion 52 is provided on the inner circumferential surface of the connector 50 to be engaged with the threaded portion 36 of the upper body 30. One end of the connector 50 is provided with a locking jaw 54 to be caught by the locking jaw 42 of the lower body 40.
  • the connector 50 when the connector 50 is made thick, the beautifulness is generally made thin and the lower part is opened so that the durability is lowered in the lateral pressure.
  • the connector 50 when the connector 50 is rotated to fasten the lower main body 40 to the upper main body 30, the rotational force of the connector 50 is transmitted to the lower main body 40 so that the inclined portion 38 of the upper main body 30 is inclined.
  • scratches may occur on the inner coupling portion of the lower body 40. These scratches are not only aesthetically pleasing, but there is a problem that bacteria can multiply at the scratches.
  • the separate thermal insulation container according to another conventional example includes an upper body 20, a lower body 30, and a connector 40.
  • the upper body 20 has an inner cylinder and an outer cylinder to have a tubular double structure, and a vacuum section 26 is formed between the inner cylinder and the outer cylinder. Screw portions 22 and 24 are provided at portions separated from the one end and the other end of the outer cylinder of the upper main body 20 by a predetermined distance, respectively. In addition, the lower end of the upper main body 20 is inclined toward the central axis.
  • the connector 40 is for connecting the lower body 30 to the upper body 20 has a tubular double structure.
  • the connector 40 also has an inner cylinder and an outer cylinder, and a vacuum section 46 is formed between the inner cylinder and the outer cylinder.
  • the connector 40 may be coupled to the outside of the upper body 20 while one end is caught by the locking jaw 32 of the lower body 30.
  • a threaded portion 44 is provided on the circumferential surface of the inner cylinder of the connector 40 to be engaged with the threaded portion 24 of the upper body 20, and one end of the connector 40 is engaged by the lower body 30.
  • the locking jaw 42 is provided to be caught by the jaw 32.
  • the structure is similar to the coupling structure of the example of the bottle described above, and additionally to add a thermal insulation, cold storage function through the vacuum unit 26, 36, 46 It is composed.
  • the vacuum units 26, 36 and 46 cannot be manufactured by injection or blower work, the vacuum units 26, 36 and 46 may be manufactured in a plurality of pieces, and thus may be manufactured in a joining manner, thus causing difficulty in assembly and greatly increasing manufacturing costs.
  • the thickness of the connector 40 is increased due to the vacuum portion 46, there is a problem that the appearance is inferior in beauty.
  • the present invention has been made in order to solve the above problems, and its purpose is to provide a double container that ensures durability and can prevent the occurrence of scratches at the container coupling portion.
  • An upper inner container having an inlet portion formed at an upper side thereof, an opening formed at a lower side thereof, a first screw thread formed at a lower outer circumferential surface thereof, and a first inclined surface formed at a lower end side of the first screw thread;
  • a lower inner container having an opening formed upwardly to form an inner space communicating with the upper inner container, and having a second inclined surface engaged with the first inclined surface of the upper inner container;
  • a protrusion is formed at any one of an outer bottom surface of the lower inner container and an inner bottom surface of the lower outer container.
  • a third inclined surface is formed.
  • a third screw thread is formed.
  • an upper outer container having a lower side opening but forming an enclosed thermal insulation space between the upper inner container and a lower thread having a fourth screw thread engaged with the third screw thread of the lower outer container.
  • a fifth screw thread is formed.
  • an upper outer container having a sixth screw thread engaged with the fifth screw thread upwardly as a tubular shape opened upward and downward.
  • An upper inner container in which an inlet portion is formed at an upper side thereof, an opening is formed at a lower side thereof, a first screw thread is formed at a lower outer peripheral surface thereof, and a third inclined surface is formed at an upper portion of the first screw thread;
  • a lower outer container having an open upper side to form an inner space communicating with the upper inner container, and having a second screw thread engaged with the first screw thread of the upper inner container with an upper inner circumferential surface thereof;
  • the upper portion of the second screw thread of the lower outer container characterized in that the fourth inclined surface is engaged with the third inclined surface of the upper inner container.
  • a first inclined surface is formed.
  • FIG. 1 is a representative view showing a cross section of a double container according to the spirit of the present invention
  • FIG. 2 is a cross-sectional view showing an embodiment of FIG.
  • FIG. 3 is a cross-sectional view showing another embodiment of FIG.
  • FIG. 4 is a cross-sectional view showing another embodiment of FIG.
  • 5 and 6 is a view showing a modification of the present invention
  • FIG. 7 is a view showing an example of a container (bottle) according to the prior art
  • FIG. 8 is an essential part assembly view of FIG. 7;
  • FIG. 9 is a view showing another example of a container (bottle) according to the prior art.
  • FIG. 10 is an assembly view of FIG. 9.
  • the double container according to the representative concept of the present invention includes an upper inner container 110, a lower inner container 120, and a lower outer container 130.
  • the upper inner container 110, the inlet portion (110a) is formed at the upper end of the opening (110b) is formed, the first screw thread 111 is formed on the lower outer peripheral surface, the first screw thread (111) The first inclined surface 110c is formed at the lower end side of the.
  • the inlet portion (110a) is formed with a screw thread (not shown) on the outer circumference to be opened and closed by the lid (C), the inner circumferential surface of the lid (C) corresponding to the screw thread of the inlet portion (110a) do.
  • the inner side of the first screw thread 111 of the upper inner container 110 is formed so that the inner diameter is partially reduced so that the lower outer container 130 is coupled to the first screw thread 111 of the upper inner container 110. It is possible to produce a container having the same outer diameter as a whole.
  • the jaw portion 115 is formed above the first screw thread 111 of the upper inner container 110, and the jaw portion 115 has the first inclined surface when the lower outer container 130 is assembled. 110c) does not come into contact with the upper end of the lower outer container 130 for a hermetic contact between the second inclined surface 120b to be described later, and has a predetermined gap.
  • the lower inner container 120, the opening 120a is formed in the upper side to form an internal space (not shown) in communication with the upper inner container 110, the first of the inner inner container 110
  • the second inclined surface 120b meshes with the first inclined surface 110c.
  • the hemispherical protrusion 125 is preferably formed on the outer bottom of the lower inner container 120.
  • These first and second inclined surfaces 110c and 120b may be formed in engagement with each other in opposite directions, and the protrusion 125 may be modified in various shapes to minimize contact areas between the containers 120 and 130. Of course this is possible.
  • the angles of inclination of the first and second inclined surfaces 110c and 120b may be the same, or may be different from each other in order to increase the sealing effect (compressive strength).
  • Thread 131 may be formed.
  • a surface portion 130a corresponding to the jaw portion 115 of the upper inner container 110 is formed, or in FIG.
  • the fourth inclined surface 130b may be formed to engage with the third inclined surface 110d of the upper inner container 110.
  • the second screw thread 131 by rotating the lower outer container 130 in a state in which the lower inner container 120 is accommodated in the lower outer container 130. Is screwed with the upper inner container 110 and the first screw thread 111, the first inclined plane (110c) and the second inclined plane (120b) contact.
  • the second inclined surface (120b) is elastically finely expanded and compressed along the first inclined surface (110c) in accordance with the rise of the lower inner container 120, it is possible to maintain the inside airtight without a separate packing, between these inclined surfaces There is also an advantage that can prevent the growth of bacteria on the slope by eliminating scratches.
  • the lower outer container 130 is coupled to the outside of the lower inner container 120 to form a heat insulating space (O) can be expected to keep warm, cold effect.
  • the double container includes an upper inner container 110, a lower inner container 120, a lower outer container 130, and an upper outer container 140. .
  • the upper inner container 110, the inlet portion (110a) is formed at the upper end of the opening (110b) is formed, the first screw thread 111 is formed on the lower outer peripheral surface, the first screw thread (111) The first inclined surface 110c is formed at the lower end side of the.
  • the inlet portion (110a) is formed with a screw thread (not shown) on the outer circumference to be opened and closed by the lid (C), the inner circumferential surface of the lid (C) corresponding to the screw thread of the inlet portion (110a) do.
  • the lower inner container 120, the opening 120a is formed in the upper side to form an internal space (not shown) in communication with the upper inner container 110, the first of the inner inner container 110
  • the second inclined surface 120b meshes with the first inclined surface 110c.
  • Thread 131 may be formed.
  • a third screw thread 132 is formed on the upper outer circumferential surface of the lower outer container 130, and a hemispherical protrusion 135 is formed on the inner bottom surface of the lower outer container 130.
  • the protrusion 135 may be modified in various shapes to minimize the contact area between the containers (120, 130).
  • a lower portion of the second and third screw threads 131 and 132 of the lower outer container 130 is formed with a jaw portion 133 extending outwardly and is sealed with the lower inner container 120. (O) can be formed.
  • the upper outer container 140 the lower side is opened but forms a closed thermal insulation space (O) between the upper inner container 110, the lower side of the third screw thread (3) of the lower outer container (130)
  • a fourth screw thread 141 may be formed to engage with the 132.
  • Double container according to another embodiment of the present invention the upper inner container 110, the lower inner container 120, the lower outer container 130 and the upper outer container 150.
  • the structural features of the upper inner container 110, the lower inner container 120, and the lower outer container 130 are the same as those of the other embodiments described above (see FIG. 3), and thus a detailed description thereof will be omitted. Let's do it.
  • a fifth screw thread 112 is formed on the upper outer peripheral surface of the upper inner container 110 in this embodiment.
  • the upper outer container 150 has a six-threaded thread 151 engaging with the fifth screw thread 112 upwards as a tubular shape having an upper and lower opening, and a lower end of the lower outer container 130. It is configured to be spaced apart from the jaw portion 133 by a predetermined interval.
  • the fastening structure is a double to the contents It can be expected to keep warm and cool effect, while maintaining the beauty has the advantage of improving assembly productivity.
  • the lower inner container 120 configured in the foregoing embodiments may be excluded and configured.
  • the upper inner container 110 and the lower inner container 120 may be configured to be compressed at two points during assembly. That is, when the lower inner container 120 is rotated in the assembly direction, the third inclined plane 110d and the fourth inclined plane 130b are engaged with each other, and the first inclined plane 110c and the fifth inclined plane 130c are engaged. To have a double compression effect.
  • the upper inner container 110 and the lower inner container 120 may be configured to be compressed at one upper point (the third inclined plane 110d and the fourth inclined plane 130b) when assembled. .

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Packages (AREA)

Abstract

La présente invention concerne un double récipient, qui comprend : un récipient interne supérieur ayant une entrée formée à la partie supérieure de celui-ci et une ouverture formée à la partie inférieure de celui-ci, un premier filetage étant formé sur la surface périphérique externe du côté inférieur du récipient interne supérieur, et une première surface inclinée étant formée sur la partie d'extrémité en dessous du premier filetage; un récipient interne inférieur ayant une ouverture formée en haut de celui-ci pour former un espace interne communiquant avec le récipient interne supérieur et ayant une seconde surface inclinée formée sur celui-ci, qui vient en prise avec la première surface inclinée du récipient interne supérieur; et un récipient externe inférieur qui est ouvert en haut de celui-ci pour recevoir le récipient interne inférieur à l'intérieur de celui-ci, et qui a un second filetage formé sur la surface périphérique interne du côté supérieur de celui-ci, le second filetage venant en prise avec le premier filetage du récipient interne supérieur, une saillie étant formée sur la surface inférieure externe du récipient interne inférieur ou sur la surface inférieure interne du récipient externe inférieur. Par conséquent, la présente invention permet de fournir le double récipient, apte à assurer la durée de vie et à éviter la propagation de germes sur les surfaces inclinées par le fait d'éviter des rayures sur celles-ci.
PCT/KR2016/002600 2015-09-30 2016-03-16 Double récipient WO2017057807A1 (fr)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
KR20150137390 2015-09-30
KR10-2015-0137390 2015-09-30
KR20150147247 2015-10-22
KR10-2015-0147247 2015-10-22
KR1020160031103A KR101674676B1 (ko) 2015-09-30 2016-03-15 이중용기
KR10-2016-0031103 2016-03-15

Publications (1)

Publication Number Publication Date
WO2017057807A1 true WO2017057807A1 (fr) 2017-04-06

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2016/002600 WO2017057807A1 (fr) 2015-09-30 2016-03-16 Double récipient

Country Status (2)

Country Link
KR (2) KR101674676B1 (fr)
WO (1) WO2017057807A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113507987A (zh) * 2018-10-30 2021-10-15 汉高知识产权控股有限责任公司 螺杆泵

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11597561B2 (en) * 2020-08-06 2023-03-07 Kenton Oliver Smith Compound bottles
KR102498758B1 (ko) * 2021-03-22 2023-02-09 김진욱 절임 무 보관용기
WO2023167915A1 (fr) * 2022-03-01 2023-09-07 Sartorius Stedim Biotech Gmbh Mélangeurs de kirigami et procédés d'utilisation

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5711446A (en) * 1996-01-16 1998-01-27 Sorenson Bioscience, Inc. Cryogenic freezing vial
KR19980032123U (ko) * 1998-05-25 1998-08-17 라상규 페트병을 위한 간이 보온병
WO2002026592A2 (fr) * 2000-09-28 2002-04-04 Mahesh Thadani Contenant isole
US6629618B1 (en) * 2001-02-06 2003-10-07 Ken Michael Volan Thermally insulated glass bottle
KR200445835Y1 (ko) * 2008-01-21 2009-09-03 유제우 분리형 보온 용기

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5711446A (en) * 1996-01-16 1998-01-27 Sorenson Bioscience, Inc. Cryogenic freezing vial
KR19980032123U (ko) * 1998-05-25 1998-08-17 라상규 페트병을 위한 간이 보온병
WO2002026592A2 (fr) * 2000-09-28 2002-04-04 Mahesh Thadani Contenant isole
US6629618B1 (en) * 2001-02-06 2003-10-07 Ken Michael Volan Thermally insulated glass bottle
KR200445835Y1 (ko) * 2008-01-21 2009-09-03 유제우 분리형 보온 용기

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113507987A (zh) * 2018-10-30 2021-10-15 汉高知识产权控股有限责任公司 螺杆泵
CN113507987B (zh) * 2018-10-30 2024-04-02 汉高股份有限及两合公司 螺杆泵

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KR101674676B1 (ko) 2016-11-11
KR20170038753A (ko) 2017-04-07

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