IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0036156
(2014-11-12)
|
등록번호 |
US-10035158
(2018-07-31)
|
우선권정보 |
KR-10-2013-0137515 (2013-11-13) |
국제출원번호 |
PCT/KR2014/010828
(2014-11-12)
|
국제공개번호 |
WO2015/072732
(2015-05-21)
|
발명자
/ 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
0 인용 특허 :
5 |
초록
▼
The present invention relates to a contents dispensing pump which is coupled to a container (V) for accommodating the contents therein and dispenses the contents, comprising: a pump main body (10); a pump upper body (20); a pump inner body (30); a dispensing valve (40); and an elastic member (50). T
The present invention relates to a contents dispensing pump which is coupled to a container (V) for accommodating the contents therein and dispenses the contents, comprising: a pump main body (10); a pump upper body (20); a pump inner body (30); a dispensing valve (40); and an elastic member (50). The pump upper body (20) is coupled to the upper side of the pump main body (10) so that a pumping operation is made by an up and down movement with respect to the pump main body (10). The pump inner body (30) has a bowl shape with the middle thereof formed to be dented so that an inlet valve plate (70) is integrally formed on the lower surface. The dispensing valve (40) is coupled to the upward side of the pump upper body (20), and has, formed therein, a valve protrusion wheel (41) for opening and closing the content outlet (23). The elastic member (50) is positioned between the upper lateral surface extension piece (33) and the lower lateral surface extension piece (34) of the pump inner body (30) so as to draw the pump inner body (30) and simultaneously elastically support the pump main body (10) and the pump upper body (20).
대표청구항
▼
1. A contents dispensing pump coupled to a container (V) for containing contents therein to dispense the contents, the contents dispensing pump comprising: a pump main body (10) including a main body lower plate (11) provided at a central portion thereof with a content inlet (12);a pump upper body (
1. A contents dispensing pump coupled to a container (V) for containing contents therein to dispense the contents, the contents dispensing pump comprising: a pump main body (10) including a main body lower plate (11) provided at a central portion thereof with a content inlet (12);a pump upper body (20) coupled to an upper portion of the pump main body (10) to move vertically with respect to the pump main body (10) and provided with a dispensing protrusion rod (24) having a content outlet (23);a pump inner body (30) positioned in the pump main body (10) and provided at a lower surface thereof with an absorbing valve plate (70);a dispensing valve (40) provided with a valve protrusion wheel (41) for opening or closing the content outlet (23), having a coupling protrusion wheel (42) which surrounds the dispensing protrusion rod (24); andan elastic member (50) positioned at an outside of the pump inner body (30) to tensely stretch the pump inner body (30) and elastically support the pump main body (10) and the pump upper body (20),wherein the dispensing valve (40) is positioned on a top surface of the pump upper body (20), wherein the pump inner body (30) comprises: a corrugate tube (31) formed below a side surface of the pump inner body (30) to be inwardly folded while the elastic member (50) is compressed, and having a lower side surface extension piece (34) integrally formed at an outside of a lower end thereof;a pump upper body coupling piece (32) having a substantially cylindrical shape on an upper portion of the pump inner body (30); andan upper side surface extension piece (33) extending from an outer side of an upper end of the pump upper body coupling piece (32),wherein the elastic member (50) is installed from the upper side surface extension piece (33) to the lower side surface extension piece (34),wherein the pump inner body (30) is made of an elastic material, andwherein a horizontal distance of the pump inner body (30) is greater than a height of the pump inner body (30). 2. A contents dispensing pump coupled to a container (V) for containing contents therein to dispense the contents, the contents dispensing pump comprising: a pump upper body (20) coupled to an upper portion of a pump main body (10) to move vertically with respect to the pump main body (10) and provided with a dispensing protrusion rod (24) having a content outlet (23); anda dispensing valve (40) provided with a valve protrusion wheel (41) for opening or closing the content outlet (23) having a coupling protrusion wheel (42) which surrounds the dispensing protrusion rod (24), wherein, when an upper surface of the pump upper body (20) or the dispensing valve (40) is pushed to allow the pump upper body (20) to move down with respect to a pump main body (10), a corrugate tube (31) of a pump inner body (30) is formed below a side surface of the pump inner body (30) to be inwardly folded while an elastic member (50) is compressed such that a volume of a content temporary reservoir (TR) is reduced to generate a discharge pressure in the content temporary reservoir (TR), wherein, when contents in the content temporary reservoir (TR) are pressed to be output through a content outlet (23), a valve protrusion wheel (41) coming into close contact with the content outlet (23) is widened by the discharge pressure such that the contents are dispensed through a gap between the content outlet (23) and the valve protrusion wheel (41), and wherein an absorbing valve plate (70) is downward pressed by the discharge pressure of the content temporary reservoir (TR) to close the content inlet (12) of the pump main body (10), wherein the dispensing valve (40) is positioned on a top surface of the pump upper body (20),wherein the pump inner body (30) comprises: a pump upper body coupling piece (32) having a substantially cylindrical shape on an upper portion of the pump inner body (30); andan upper side surface extension piece (33) extending from an outer side of an upper end of the pump upper body coupling piece (32),wherein the corrugate tube (31) has a lower side surface extension piece (34) integrally formed at an outside of a lower end thereof;wherein the elastic member (50) is installed from the upper side surface extension piece (33) to the lower side surface extension piece (34),wherein the pump inner body (30) is made of an elastic material, andwherein a horizontal distance of the pump inner body (30) is greater than a height of the pump inner body (30). 3. A contents dispensing pump coupled to a container (V) for containing contents therein to dispense the contents, the contents dispensing pump comprising: a pump upper body (20) coupled to an upper portion of a pump main body (10) to move vertically with respect to the pump main body (10) and provided with a dispensing protrusion rod (24) having a content outlet (23); anda dispensing valve (40) provided with a valve protrusion wheel (41) for opening or closing the content outlet (23), having a coupling protrusion wheel (42) which surrounds the dispensing protrusion rod (24),wherein, when a pressure on an upper surface of the pump upper body (20) or the discharge valve (40) is removed, the pump upper body (20) lifts up by a restoring force of an elastic member (50) so that an upper side surface extension piece (33) of a pump inner body (30) together moves up, thereby unfolding a folded corrugate tube (31), so a volume of a content temporary reservoir (TR) is increased so that a vacuum pressure is generated in the content temporary reservoir (TR) and a content outlet (23) is closed by a valve protrusion wheel (41) of the discharge valve (40),wherein a content inlet (12) of a pump main body (10) is opened while a valve plate (71) of an absorbing valve plate (70) lifts up due to the vacuum pressure, so that contents in the container (V) are transferred into the content temporary reservoir (TR), andwherein, when the vacuum pressure of the content temporary reservoir (TR) is removed as the contents are transferred into the content temporary reservoir (TR), the valve plate (71) is restored to an original state thereof due to elasticity of an elastic piece (73),wherein the dispensing valve (40) is positioned on a top surface of the pump upper body (20),wherein the pump inner body (30) comprises: a pump upper body coupling piece (32) having a substantially cylindrical shape on an upper portion of the pump inner body (30); andan upper side surface extension piece (33) extending from an outer side of an upper end of the pump upper body coupling piece (32),wherein the corrugate tube (31) formed below a side surface of the pump inner body (30) to be inwardly folded while the elastic member (50) is compressed, and having a lower side surface extension piece (34) integrally formed at an outside of a lower end thereof,wherein the elastic member (50) is installed from the upper side surface extension piece (33) to the lower side surface extension piece (34),wherein the pump inner body (30) is made of an elastic material, andwherein a horizontal distance of the pump inner body (30) is greater than a height of the pump inner body (30). 4. A contents dispensing pump coupled to a container (V) for containing contents therein to dispense the contents, the contents dispensing pump comprising: a pump upper body (20) coupled to an upper portion of a pump main body (10) to move vertically with respect to the pump main body (10) and provided with a dispensing protrusion rod (24) having a content outlet (23); anda dispensing valve (40) provided with a valve protrusion wheel (41) for opening or closing the content outlet (23), having a coupling protrusion wheel (42) which surrounds the dispensing protrusion rod (24),wherein a pump inner body (30) having an absorbing valve plate (70) is coupled to an inside of a pump main body (10),wherein the pump inner body (30) comprises: a corrugate tube (31) formed below a side surface of the pump inner body (30) to be inwardly folded while the elastic member (50) is compressed, and having a lower side surface extension piece (34) integrally formed at an outside of a lower end thereof;a pump upper body coupling piece (32) having a substantially cylindrical shape on an upper portion of the pump inner body (30); andan upper side surface extension piece (33) extending from an outer side of an upper end of the pump upper body coupling piece (32),wherein the pump upper body coupling piece (32) and the upper side surface extension piece (33) of the pump inner body (30) are coupled to be interposed between first and second coupling extension pieces (28 and 29) of a pump upper body (20),wherein the first coupling extension piece (28) of the pump upper body (20) is coupled to make contact with an upper portion of a horizontal connection piece (35) of the pump inner body (30) such that the first coupling extension piece (28) is pressed,wherein a valve protrusion wheel (41) of the discharge valve (40) is coupled to be covered by a dispensing protrusion rod (24) of the pump upper body (20), andwherein a coupling protrusion wheel (42) of the dispensing valve (40) is coupled to a dispensing valve coupling space (22) of the pump upper body (20),wherein the dispensing valve (40) is positioned on a top surface of the pump upper body (20),wherein the elastic member (50) is installed from the upper side surface extension piece (33) to the lower side surface extension piece (34),wherein the pump inner body (30) is made of an elastic material, andwherein a horizontal distance of the pump inner body (30) is greater than a height of the pump inner body (30). 5. The contents dispensing pump of claim 1, wherein an inlet ring-type protrusion part (13) is formed on an outer side of the content inlet (12) of the pump main body (10). 6. The contents dispensing pump of claim 1, wherein the pump upper body (20) is provided on a central part of an upper body upper plate (21) thereof with a concaved dispensing valve coupling space (22). 7. The contents dispensing pump of claim 6, wherein the dispensing valve coupling space (22) is provided at a central portion thereof with the dispensing protrusion rod (24). 8. The contents dispensing pump of claim 6, further comprising protrusion pieces (25-1) formed on a side surface and a bottom surface of the dispensing valve coupling space (22) such that a path (46), which allows contents to flow through a space between the protrusion pieces (25-1), is formed. 9. The contents dispensing pump of claim 1, wherein the pump upper body (20) includes a first coupling extension piece (28) which is formed below an upper body upper plate (21) and is coupled to the pump inner body (30). 10. The contents dispensing pump of claim 1, wherein the pump upper body (20) further comprises a tension bar (21-1) extending from the upper body upper plate (21). 11. The contents dispensing pump of claim 1, further comprising the absorbing valve plate (70) formed on a bottom surface of the pump inner body (30). 12. The contents dispensing pump of claim 1, wherein an upper end of the pump upper body coupling piece (32) and an upper end of the corrugate tube (31) are integrally connected to the horizontal connection piece (35). 13. The contents dispensing pump of claim 12, wherein the horizontal connection piece (35) is formed to press a lower end of the first coupling extension piece (28) of the pump upper body (20). 14. The contents dispensing pump of claim 1, wherein the corrugate tube (31) is formed to be inwardly folded. 15. The contents dispensing pump of claim 1, wherein the pump inner body (30) includes at least one of general rubber, elastomer, silicon rubber, NBR rubber, and synthetic resin having excellent elasticity and including polyethylene (PE) and polypropylene (PP). 16. The contents dispensing pump of claim 1, wherein the dispensing valve (40) is coupled to an upper side of the pump upper body (20) and comprises a valve protrusion wheel (41) for opening or closing the content outlet (23) of the pump upper body (20). 17. The contents dispensing pump of claim 1, wherein the contents dispensing pump is used for a cosmetic cream container, a lotion container, a compact container, a daily supply container, a food container or a medicine container.
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