US20010043870A1 - Spring supporting structure of linear compressor - Google Patents
Spring supporting structure of linear compressor Download PDFInfo
- Publication number
- US20010043870A1 US20010043870A1 US09/804,235 US80423501A US2001043870A1 US 20010043870 A1 US20010043870 A1 US 20010043870A1 US 80423501 A US80423501 A US 80423501A US 2001043870 A1 US2001043870 A1 US 2001043870A1
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- Prior art keywords
- spring
- resonance
- spring supporting
- linear compressor
- resonance spring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
- F04B35/04—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric
- F04B35/045—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric using solenoids
Definitions
- the present invention relates to a linear compressor, in particular to a supporting structure of a resonance spring elastically supporting an operator of a linear motor.
- a linear compressor is made by making a piston combine to a magnet assembly which is an operator of a linear motor as one body on the behalf of a crank shaft, it is described in FIG. 1.
- the conventional linear compressor comprises a casing V where oil is filled, a compression unit installed horizontally inside of the casing V for compressing and discharging a coolant after sucking it, and an oil feeder O fixed on the outer of the compress unit C for providing the oil to the slide portion.
- the compress unit C comprises a frame 1 having a ring shape, a cover 2 fixed on the side of the frame 1 , a cylinder 3 fixed horizontally on the middle of the frame 1 , an inner stator assembly 4 A fixed on the inner circumference of the frame 1 supporting the cylinder 3 , an outer stator assembly 4 B installed fixedly on the outer circumference of the frame 1 so as to have a certain void from the outer circumference of the inner stator assembly 4 A for forming induced magnetic with the inner stator assembly 4 A, a magnet assembly 5 placed on the void between the inner stator assembly 4 A and outer stator assembly 4 B for performing a linear reciprocating motion, a piston 6 fixed on the magnet assembly 5 as one-body for compressing the coolant gas after sucking it while performing a sliding motion inside of the cylinder 3 , and an inner resonance spring 7 A and an outer resonance spring 7 B for inducing the linear reciprocating motion of the magnet assembly 5 continually on the void between the inner stator assembly 4 A and outer stator assembly 4 B.
- the inner and outer resonance spring 7 A, 7 B are compressed coil springs, the both ends of the inner resonance spring 7 A are separately combined to the rear side surface of the frame 1 and inner side surface of the magnet assembly 5 , and the both ends of the outer resonance spring 7 B are separately combined to the outer side surface of the magnet assembly 5 and inner side surface of the cover corresponding to the outer side surface of the magnet assembly 5 .
- each one high elasticity coil spring can be placed on the concentric, or at least three relative low elasticity coil springs can be placed on the same circumference so as to face each other with a certain interval.
- a non-described reference numeral 5 a is a magnet frame, 6 a is a gas flow channel, 8 is an inlet valve, 9 a is a discharge valve, 9 b is a valve spring, 9 c is a discharge cover, SP is an inlet pipe, and a DP is a discharge pipe.
- the horizontal length of the spring supporting structure of the compressor is overall length L adding the length of the inner resonance spring L 1 and length of the outer resonance spring L 2 , accordingly the overall horizontal length of the compressor is lengthened.
- the object of the present invention is to provide a spring supporting structure of a linear compressor which is capable of reducing the horizontal direction length of the compressor by improving the defect of the conventional spring supporting structure of the linear compressor.
- the spring supporting structure of the linear compressor of the present invention comprises a frame elastically installed inside of a casing, a magnet assembly placed between an inner stator assembly and an outer stator assembly fixedly installed on the frame, and an inner resonance spring and an outer resonance spring having the phase difference separately which are placed so as to cross each other with a certain interval to the cylindrical direction vertical to the center line of the inner/outer spring supporters combined to the side of the magnet assembly and overlap some part of the elastic region of the inner resonance spring with the elastic region of the adjacent outer resonance spring.
- FIG. 1 is a cross-sectional view illustrating the conventional linear compressor.
- FIG. 2A is a cross-sectional view illustrating the supporting state of a resonance spring of the conventional linear compressor.
- FIG. 2B is a perspective view illustrating the supporting state of the resonance spring of the conventional linear compressor.
- FIG. 3 is a schematic view illustrating the length of the resonance spring of the conventional linear compressor.
- FIG. 4 is cross-sectional view illustrating the embodiment of a linear compressor according to the present invention.
- FIG. 5A is a perspective view illustrating the supporting state of a resonance spring of the linear compressor according to the present invention.
- FIG. 5B is a perspective view illustrating the supporting state of a resonance spring of the linear compressor according to the present invention.
- FIG. 6 is a schematic view illustrating the length of the resonance spring of the linear compressor according to the present invention.
- the spring supporting structure of the linear compressor of the present invention comprises an outer spring supporter 15 on the side surface of a magnet frame 11 included in a magnet assembly 10 , a disk spacer 14 having a disk shape, and an inner spring supporter 13 which is rotated with a certain angle from the outer spring supporter 15 so as to be crossed with a leg 15 b of the outer spring supporter 15 , the inner spring supporter 13 is combined on a concentric axial line by a certain combining mean such as a bolt.
- the spring supporting structure of the linear compressor of the present invention further comprises a plurality of inner resonance springs 20 A interposed between an inner resonance spring supporting protrusion 11 a formed on the rear side surface of a frame 1 and an inner resonance spring supporting protrusion 11 a formed on the inner spring supporter 13 , and a plurality of outer resonance springs 20 B interposed between an outer resonance spring supporting protrusion 11 b formed on the outer spring supporter 15 and an outer resonance spring supporting protrusion 11 b formed on the inner side surface of a cover 2 .
- the magnet assembly comprises a magnet frame 11 having a disk shape combined to the rear end of a piston 6 as a flange form, a magnet holder 12 having a cylinder shape interposed between the inner stator assembly 4 a and outer stator assembly 4 B after combining to the outer circumference of the magnet frame 11 , and a magnet cover having a ring shape for covering a plurality of magnets installed on the outer circumference of the magnet holder 12 in order to protect.
- the outer spring supporter 15 combined to the magnet frame 10 comprises the disk 15 a having a certain hollow on the center portion, a plurality of legs 15 b bent toward a piston 6 and combined as one body with the disk 15 a along the outer circumference of the disk 15 a with regular interval, and the outer resonance spring supporting protrusion 11 b formed on the end of the leg 15 b .
- the legs 15 b is formed so as to be bent again toward the cover 2 .
- the inner spring supporter 13 comprises a disk 13 a having a certain hollow on the center portion, a plurality of legs 13 b bent toward the cover 2 and combined as one body with the disk 13 a along the outer circumference of the disk 13 a with regular interval, and the inner resonance spring supporting protrusion 11 a formed on the end of the leg 13 b .
- the legs 13 b is formed so as to be bent again toward the piston 6 .
- the disk spacer 14 formed as a disk having a certain hollow on the center portion is combined between the inner/outer spring supporters 13 , 15 in order to get the combination of the inner/outer spring supporters 13 , 15 more secure.
- the inner resonance spring supporting protrusion 11 a and outer resonance spring supporting protrusion 11 b formed on the inner/outer spring supporters 13 , 15 , frame 1 and cover 2 are placed so as to cross each other, the each inner resonance spring supporting protrusion 11 a is formed on the same circumference with the other inner resonance spring supporting protrusion, and the each outer resonance spring supporting protrusion 11 b placed so as to have a certain phase difference with the inner resonance spring supporting protrusion 11 a is formed on the same circumference with the other outer resonance spring supporting protrusion 11 b.
- the inner resonance spring 20 A is combined between the inner resonance spring supporting protrusion 11 a formed on the inner spring supporter 13 and inner spring supporting protrusion 11 a formed on the rear side surface of the frame 1 .
- the outer resonance spring 20 B is combined between the outer spring supporting protrusion 11 b formed on the outer spring supporter 15 and outer resonance spring supporting protrusion 11 b formed on the inner side surface of the cover 2 .
- each inner resonance spring 20 A and outer resonance spring 20 B is placed so as to cross each other to the cylindrical direction vertical to the center line of the inner/outer spring supporters 13 , 15 with a certain interval.
- non-described reference numeral 6 a is a gas flow channel
- 8 is an inlet valve
- 9 a is a discharge valve
- 9 b is a valve spring
- 9 c is discharge cover
- C is a compression unit
- O is an oil feeder
- SP is an inlet pipe
- a DP is a discharge pipe.
- the inner resonance spring 20 A is placed so as to cross with the outer resonance spring 20 B each other, the rear end of the inner resonance spring 20 B is placed so as to overlap with the front end of the outer resonance spring 20 B, the length L′ from the front end of the inner resonance spring 20 A to the rear end of the outer resonance spring 20 B is shorter than the overall length L which adds the length L 1 of the inner resonance spring 7 A to the length L 2 of the outer resonance spring 7 B, accordingly the overall length of the compression unit is reduced. Because the horizontal length of the compressor casing V can be reduced, various products adapting the linear compressor of the present invention can be miniaturized.
- the spring supporting structure of the linear compressor according to the present invention is capable of reducing the horizontal length of the compressor by reducing the overall length which adds the length of the inner resonance spring to the length of the outer resonance spring by placing at least three inner resonance springs and outer resonance springs supporting the both sides of the magnet assembly so as to cross each other to the cylindrical direction vertical to the center line of the inner/outer spring supporters in order to make the magnet assembly perform the linear reciprocating motion with the piston, and overlap the some part of the elastic region of the certain inner resonance spring with the some part of the elastic region of the adjacent outer resonance spring.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
- Support Of The Bearing (AREA)
Abstract
The present invention relates to a spring supporting structure of a linear compressor which is capable of reducing the horizontal length of the compressor by reducing the overall length which adds the length of an inner resonance spring to the length of an outer resonance spring by placing at least three inner resonance springs and outer resonance springs so as to cross each other to the cylindrical direction vertical to the center line of a inner/outer spring supporters placed between an inner stator assembly and an outer stator assembly fixedly formed on a frame elastically installed inside of a casing in order to make the magnet assembly perform the linear reciprocating motion, and placing the part of the elastic region of the certain inner resonance spring so as to overlap with the elastic portion of the adjacent outer resonance spring.
Description
- 1. Field of the Invention
- The present invention relates to a linear compressor, in particular to a supporting structure of a resonance spring elastically supporting an operator of a linear motor.
- 2. Description of the Prior Art
- In general, a linear compressor is made by making a piston combine to a magnet assembly which is an operator of a linear motor as one body on the behalf of a crank shaft, it is described in FIG. 1.
- As depicted in FIG. 1, the conventional linear compressor comprises a casing V where oil is filled, a compression unit installed horizontally inside of the casing V for compressing and discharging a coolant after sucking it, and an oil feeder O fixed on the outer of the compress unit C for providing the oil to the slide portion.
- Hereinafter, the construction of the compress unit C comprising a supporting structure of a spring will now be described.
- The compress unit C comprises a
frame 1 having a ring shape, acover 2 fixed on the side of theframe 1, acylinder 3 fixed horizontally on the middle of theframe 1, aninner stator assembly 4A fixed on the inner circumference of theframe 1 supporting thecylinder 3, anouter stator assembly 4B installed fixedly on the outer circumference of theframe 1 so as to have a certain void from the outer circumference of theinner stator assembly 4A for forming induced magnetic with theinner stator assembly 4A, amagnet assembly 5 placed on the void between theinner stator assembly 4A andouter stator assembly 4B for performing a linear reciprocating motion, apiston 6 fixed on themagnet assembly 5 as one-body for compressing the coolant gas after sucking it while performing a sliding motion inside of thecylinder 3, and aninner resonance spring 7A and anouter resonance spring 7B for inducing the linear reciprocating motion of themagnet assembly 5 continually on the void between theinner stator assembly 4A andouter stator assembly 4B. - The inner and
outer resonance spring inner resonance spring 7A are separately combined to the rear side surface of theframe 1 and inner side surface of themagnet assembly 5, and the both ends of theouter resonance spring 7B are separately combined to the outer side surface of themagnet assembly 5 and inner side surface of the cover corresponding to the outer side surface of themagnet assembly 5. - In addition, in the supporting structure of the inner
side resonance spring 7A and outerside resonance spring 7B, each one high elasticity coil spring can be placed on the concentric, or at least three relative low elasticity coil springs can be placed on the same circumference so as to face each other with a certain interval. - A non-described
reference numeral 5 a is a magnet frame, 6 a is a gas flow channel, 8 is an inlet valve, 9 a is a discharge valve, 9 b is a valve spring, 9 c is a discharge cover, SP is an inlet pipe, and a DP is a discharge pipe. - The operation of the conventional linear compressor will now be described.
- When the power is applied to the stator of the linear motor comprising the
inner stator assembly 4A andouter stator assembly 4B and the induced magnetic is generated, themagnet assembly 5 as the operator placed between the stators performs the linear reciprocating motion by the induced magnetic, and thepiston 6 performs the reciprocating motion of the inside of thecylinder 3. - While the
piston 6 performs the reciprocating motion inside of thecylinder 3, the coolant gas flowed into the casing V is compressed inside of thecylinder 3, is discharged inside of thedischarge cover 9 c by pushing thedischarge valve 9 a of adischarge valve assembly 9, and is discharged through the discharge pipe DP. The described process is performed repeatedly. - Herein, when the
magnet assembly 5 performs the linear motion horizontally by the induced magnetic between theinner stator assembly 4A andouter stator assembly 4B, theinner resonance spring 7A andouter resonance spring 7B are compressed and are stretched to the opposite direction each other, according to this themagnet assembly 5 andpiston 6 perform the reciprocating motion. - However, in the spring supporting structure of the conventional linear compressor, as depicted in FIGS. 2A and 2B, because the inner resonance spring and outer resonance spring are placed on the same axial line on both sides of the magnet frame placed between them, as depicted in FIG. 3, the horizontal length of the spring supporting structure of the compressor is overall length L adding the length of the inner resonance spring L1 and length of the outer resonance spring L2, accordingly the overall horizontal length of the compressor is lengthened.
- The object of the present invention is to provide a spring supporting structure of a linear compressor which is capable of reducing the horizontal direction length of the compressor by improving the defect of the conventional spring supporting structure of the linear compressor.
- In order to achieve the object, the spring supporting structure of the linear compressor of the present invention comprises a frame elastically installed inside of a casing, a magnet assembly placed between an inner stator assembly and an outer stator assembly fixedly installed on the frame, and an inner resonance spring and an outer resonance spring having the phase difference separately which are placed so as to cross each other with a certain interval to the cylindrical direction vertical to the center line of the inner/outer spring supporters combined to the side of the magnet assembly and overlap some part of the elastic region of the inner resonance spring with the elastic region of the adjacent outer resonance spring.
- FIG. 1 is a cross-sectional view illustrating the conventional linear compressor.
- FIG. 2A is a cross-sectional view illustrating the supporting state of a resonance spring of the conventional linear compressor.
- FIG. 2B is a perspective view illustrating the supporting state of the resonance spring of the conventional linear compressor.
- FIG. 3 is a schematic view illustrating the length of the resonance spring of the conventional linear compressor.
- FIG. 4 is cross-sectional view illustrating the embodiment of a linear compressor according to the present invention.
- FIG. 5A is a perspective view illustrating the supporting state of a resonance spring of the linear compressor according to the present invention.
- FIG. 5B is a perspective view illustrating the supporting state of a resonance spring of the linear compressor according to the present invention.
- FIG. 6 is a schematic view illustrating the length of the resonance spring of the linear compressor according to the present invention.
- Hereinafter, the preferred embodiment of the present invention will now be described with reference to accompanying drawings.
- The same parts with the conventional technology have the same reference numerals, the description of the construction will be abridged.
- In order to achieve the object, as depicted in FIG. 4, a spring supporting structure of a linear compressor of the present invention will now be described as below.
- First, the spring supporting structure of the linear compressor of the present invention comprises an
outer spring supporter 15 on the side surface of amagnet frame 11 included in amagnet assembly 10, adisk spacer 14 having a disk shape, and aninner spring supporter 13 which is rotated with a certain angle from theouter spring supporter 15 so as to be crossed with aleg 15 b of theouter spring supporter 15, theinner spring supporter 13 is combined on a concentric axial line by a certain combining mean such as a bolt. - And, the spring supporting structure of the linear compressor of the present invention further comprises a plurality of
inner resonance springs 20A interposed between an inner resonancespring supporting protrusion 11 a formed on the rear side surface of aframe 1 and an inner resonancespring supporting protrusion 11 a formed on theinner spring supporter 13, and a plurality ofouter resonance springs 20B interposed between an outer resonancespring supporting protrusion 11 b formed on theouter spring supporter 15 and an outer resonancespring supporting protrusion 11 b formed on the inner side surface of acover 2. - The magnet assembly comprises a
magnet frame 11 having a disk shape combined to the rear end of apiston 6 as a flange form, a magnet holder 12 having a cylinder shape interposed between the inner stator assembly 4 a andouter stator assembly 4B after combining to the outer circumference of themagnet frame 11, and a magnet cover having a ring shape for covering a plurality of magnets installed on the outer circumference of the magnet holder 12 in order to protect. - Hereinafter, the construction of the inner/
outer spring supporters disk spacer 14 will now be described in detail. - As depicted in FIGS. 5A and 5B, the
outer spring supporter 15 combined to themagnet frame 10 comprises thedisk 15 a having a certain hollow on the center portion, a plurality oflegs 15 b bent toward apiston 6 and combined as one body with thedisk 15 a along the outer circumference of thedisk 15 a with regular interval, and the outer resonancespring supporting protrusion 11 b formed on the end of theleg 15 b. Herein, thelegs 15 b is formed so as to be bent again toward thecover 2. And, theinner spring supporter 13 comprises adisk 13 a having a certain hollow on the center portion, a plurality oflegs 13 b bent toward thecover 2 and combined as one body with thedisk 13 a along the outer circumference of thedisk 13 a with regular interval, and the inner resonancespring supporting protrusion 11 a formed on the end of theleg 13 b. Herein, thelegs 13 b is formed so as to be bent again toward thepiston 6. - It is advisable to form the inner/
outer spring supporters - And, the
disk spacer 14 formed as a disk having a certain hollow on the center portion is combined between the inner/outer spring supporters outer spring supporters - And, the inner resonance
spring supporting protrusion 11 a and outer resonancespring supporting protrusion 11 b formed on the inner/outer spring supporters frame 1 andcover 2 are placed so as to cross each other, the each inner resonancespring supporting protrusion 11 a is formed on the same circumference with the other inner resonance spring supporting protrusion, and the each outer resonancespring supporting protrusion 11 b placed so as to have a certain phase difference with the inner resonancespring supporting protrusion 11 a is formed on the same circumference with the other outer resonancespring supporting protrusion 11 b. - And, the
inner resonance spring 20A is combined between the inner resonancespring supporting protrusion 11 a formed on theinner spring supporter 13 and innerspring supporting protrusion 11 a formed on the rear side surface of theframe 1. In addition, theouter resonance spring 20B is combined between the outerspring supporting protrusion 11 b formed on theouter spring supporter 15 and outer resonancespring supporting protrusion 11 b formed on the inner side surface of thecover 2. - In addition, there are the four
inner resonance springs 20A and fourouter resonance springs 20B having the equal elasticity, the eachinner resonance spring 20A andouter resonance spring 20B is placed so as to cross each other to the cylindrical direction vertical to the center line of the inner/outer spring supporters - In addition, some part of elastic region of the
inner resonance spring 20A orouter resonance spring 20B overlaps with the elastic region of the adjacentouter resonance spring 20B orinner resonance spring 20A. - In the accompanying drawings, non-described
reference numeral 6 a is a gas flow channel, 8 is an inlet valve, 9 a is a discharge valve, 9 b is a valve spring, 9 c is discharge cover, C is a compression unit, O is an oil feeder, SP is an inlet pipe, and a DP is a discharge pipe. - The operation of the linear compressor of the present invention is same with the conventional linear compressor.
- In other words, when the power is applied to the stator of the linear motor comprising the inner
side stator assembly 4A and outerside stator assembly 4B and the induced magnetic is generated, themagnet assembly 5 as the operator placed between the stators performs the linear reciprocating motion by the induced magnetic, and thepiston 6 performs the reciprocating motion inside of thecylinder 3. When thepiston 6 performs the reciprocating motion inside of thecylinder 3, the coolant gas flowed into the casing V is compressed inside of thecylinder 3, is discharged inside of thedischarge cover 9 c by pushing thedischarge valve 9 a of thedischarge valve assembly 9, and is discharged through the discharge pipe DR The above process is performed repeatedly. - Herein, as depicted in FIG. 6, the
inner resonance spring 20A is placed so as to cross with theouter resonance spring 20B each other, the rear end of theinner resonance spring 20B is placed so as to overlap with the front end of theouter resonance spring 20B, the length L′ from the front end of theinner resonance spring 20A to the rear end of theouter resonance spring 20B is shorter than the overall length L which adds the length L1 of theinner resonance spring 7A to the length L2 of theouter resonance spring 7B, accordingly the overall length of the compression unit is reduced. Because the horizontal length of the compressor casing V can be reduced, various products adapting the linear compressor of the present invention can be miniaturized. - As described above, the spring supporting structure of the linear compressor according to the present invention is capable of reducing the horizontal length of the compressor by reducing the overall length which adds the length of the inner resonance spring to the length of the outer resonance spring by placing at least three inner resonance springs and outer resonance springs supporting the both sides of the magnet assembly so as to cross each other to the cylindrical direction vertical to the center line of the inner/outer spring supporters in order to make the magnet assembly perform the linear reciprocating motion with the piston, and overlap the some part of the elastic region of the certain inner resonance spring with the some part of the elastic region of the adjacent outer resonance spring.
Claims (10)
1. A spring supporting structure of a linear compressor, comprising
a frame elastically installed inside of a casing;
a magnet assembly placed between an inner stator assembly and an outer stator assembly installed fixedly on the frame;
a magnet frame combined to the side of the magnet assembly;
an outer spring supporter combined to the side surface of the magnet frame so as to form supporting portion of an outer resonance spring;
a disk spacer combined to the inner spring supporter so as to have a certain interval;
an inner spring supporter combined to the side surface of the disk spacer so as to form supporting portion of an inner resonance spring; and
a plurality of inner resonance springs and outer resonance springs having the phase difference separately placed so as to cross each other with a certain interval to the cylindrical direction vertical to the center line of the inner/outer spring supporters.
2. The spring supporting structure of the linear compressor according to , wherein the some part of the elastic region of the inner resonance spring overlaps with the some part of the elastic region of the adjacent outer resonance spring.
claim 1
3. The spring supporting structure of the linear compressor according to , wherein an inner resonance spring supporting protrusion and an outer resonance spring supporting protrusion for supporting the inner resonance spring and outer resonance spring are protrusively formed on the end of the plurality of legs formed on the inner/outer spring supporters to the circumference direction so as to correspond to the number of the inner and outer resonance spring.
claim 1
4. The spring supporting structure of the linear compressor according to , wherein the inner resonance spring supporting protrusion and outer resonance spring supporting protrusion are placed so as to have the phase difference separately and cross each other with a certain interval to the cylindrical direction vertical to the center line of the inner/outer spring supporters.
claim 3
5. The spring supporting structure of the linear compressor according to , wherein the each inner resonance spring supporting protrusion is formed on the same circumference with the other inner resonance spring supporting protrusion, and the each outer resonance spring supporting protrusion is formed on the same circumference with the other outer resonance spring supporting protrusion.
claim 4
6. The spring supporting structure of the linear compressor according to , wherein the inner resonance spring is combined between the inner resonance spring supporting protrusion formed on the inner spring supporter and inner spring supporting protrusion formed on the rear side surface of the frame, and the outer resonance spring is combined between the outer spring supporting protrusion formed on the outer spring supporter and outer resonance spring supporting protrusion formed on the inner side surface of the cover.
claim 1
7. The spring supporting structure of the linear compressor according to , wherein the inner resonance spring is constructed as a plurality of compressed springs having equal elasticity, and the outer resonance spring is constructed as a plurality of compressed springs having equal elasticity.
claim 1
8. The spring supporting structure of the linear compressor according to , wherein the plurality of compressed coil springs are four compressed coil springs.
claim 7
9. The spring supporting structure of the linear compressor according to , wherein the spring supporting structure of the linear compressor is constructed so as to make the circumference of the plurality of inner resonance springs and the circumference of the plurality of outer resonance springs place on a same center.
claim 1
10. The spring supporting structure of the linear compressor according to , wherein the disks having a hollow of the inner/outer spring supporters and the legs are fabricated as one body by a pressing process.
claim 1
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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KR26757/2000 | 2000-05-18 | ||
KR1020000026757A KR100332816B1 (en) | 2000-05-18 | 2000-05-18 | Structure for supporting spring of linear compressor |
KR2000-26757 | 2000-05-18 |
Publications (2)
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US20010043870A1 true US20010043870A1 (en) | 2001-11-22 |
US6435842B2 US6435842B2 (en) | 2002-08-20 |
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US09/804,235 Expired - Lifetime US6435842B2 (en) | 2000-05-18 | 2001-03-13 | Spring supporting structure of linear compressor |
Country Status (6)
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US (1) | US6435842B2 (en) |
JP (1) | JP3511011B2 (en) |
KR (1) | KR100332816B1 (en) |
CN (1) | CN1161542C (en) |
BR (1) | BR0100082B1 (en) |
DE (1) | DE10100394B4 (en) |
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US9901664B2 (en) | 2012-03-20 | 2018-02-27 | Smith & Nephew Plc | Controlling operation of a reduced pressure therapy system based on dynamic duty cycle threshold determination |
US9956121B2 (en) | 2007-11-21 | 2018-05-01 | Smith & Nephew Plc | Wound dressing |
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Also Published As
Publication number | Publication date |
---|---|
KR100332816B1 (en) | 2002-04-19 |
DE10100394B4 (en) | 2007-11-08 |
CN1161542C (en) | 2004-08-11 |
DE10100394A1 (en) | 2001-11-22 |
KR20010105812A (en) | 2001-11-29 |
CN1324986A (en) | 2001-12-05 |
JP3511011B2 (en) | 2004-03-29 |
US6435842B2 (en) | 2002-08-20 |
BR0100082A (en) | 2001-12-26 |
BR0100082B1 (en) | 2009-01-13 |
JP2001329953A (en) | 2001-11-30 |
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