CA2491060A1 - Electrical plug - Google Patents
Electrical plug Download PDFInfo
- Publication number
- CA2491060A1 CA2491060A1 CA 2491060 CA2491060A CA2491060A1 CA 2491060 A1 CA2491060 A1 CA 2491060A1 CA 2491060 CA2491060 CA 2491060 CA 2491060 A CA2491060 A CA 2491060A CA 2491060 A1 CA2491060 A1 CA 2491060A1
- Authority
- CA
- Canada
- Prior art keywords
- groove
- housing
- electrical
- sidewall
- electrical cord
- 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.)
- Abandoned
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/60—Means for supporting coupling part when not engaged
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/72—Means for accommodating flexible lead within the holder
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
An electrical plug for a power tool is disclosed. The electrical plug comprises a housing having a first end, a second end and a sidewall. The first end of the housing is connected to an electrical cord, and at least one prong protrudes from the second end of the housing. The electrical plug also includes at least one groove formed into the sidewall of the housing. The groove is provided for clasping a portion of said electrical cord.
Description
Attorney Docket No_ 4386 P 046 PA°fl=NT
ELECTRICAL P'LUGr DESCRIPTLO~I
CROSS-RF,FEItENCE TO RET.ATIrD APPLICATIONS
[0001) This application claims the benefit ef Chinese Patent Application No.
200420078132.8, filed July 28, 2004 which is incorporated herein by re~e~rextce_ FEDERALLY SPONSORED RESEARCIi OR DEVELOPMENT
ELECTRICAL P'LUGr DESCRIPTLO~I
CROSS-RF,FEItENCE TO RET.ATIrD APPLICATIONS
[0001) This application claims the benefit ef Chinese Patent Application No.
200420078132.8, filed July 28, 2004 which is incorporated herein by re~e~rextce_ FEDERALLY SPONSORED RESEARCIi OR DEVELOPMENT
[0002] Not Applicable.
T>rCHNICAL FIELD
E0003] This invention relates to an elecorxeal plug, and more particularly to an improved electrical plug for power tools that is capable of easily binding the linked power cord without any aid of extra belts.
BACI~G120UNb OF THE 1~'E,NTIO1V
[~J Electrical plugs sre wall lrnown in the art as they ace widely used to power electrical c~uipmont and sonic clce4cicaI tools. For convcnitnt use, the power cord is usually somewhat long. Accordingly, when not in use, the power cord may be bound to avoid etAtangletnent or intertwining. Conventionally, and as shown iu pIG. 1, one or more belts or tics arc used to bind the po~uver cord. While this method of binding the cords has met with some degree of success, there srill e~cist limitations inherent to such belts or ties.
[0005] ThE present invention is provided to solve the pcoblatns discussed about and other problcras, and to provide advantages and aspects not previously provided. A
full discussion of the features and advantagES of dte present invention is deferred to the following detailed description, which proceeds with reference to the accompanying drawings.
SUMMARY OF TFfE rNVENTION
[0006] An electrical plug for a power tool is pcovidad. The electrical plug cott'~prises a housing having a first end, a second end and n sidcwall_ The first end of the housing is connected to an electrical cord, and at least one prong pcotxudes from the second end of the Attorney Doclret No. 438b P 046 housing. The electrical plug also includes at least one groove formed into the side~vall of the housing. The groove is providtd far clasping x portion of said electrical cord.
(0007] According co one aspect of the present 4nvenrion, at lease one groove has a passage with a width Less than the diatxtecer of said (p:OOVe.
[0008] According to another aspect of the present invention, the sidewall oi;
the housing is contoured, the contour beic>,g provided to cradle the electrical cord when the portion of the electrical cord is clasped in the in the groove.
[0009) According to yet another asp~;ct of the prcacnt i~nvvncion, the groove is formed at an angle relative to the plane of the housing_ [0010] Other features and advantages of the invention will be apparent from the following specification taken in con]unction with the following drawings.
BRIEF DESCRIPTION OF THE DRAWINGS
[0011] A better understanding of the present invention can be obtained by eonsidv;ring the following detailed dcxriptioa and the a~ccompanynng drawir~s in which:
FIG. 1 is a perspective view showing an el~ttical Cord bound with a belt ox tie eccordittg the price surf FIG_ 2 is a perspective view of the preferred embodiment of the plug of the presetlt invention;
PXG. 3 is a bottom view of the plug viewed along the direction A, of FIG. 1, illustrating the structure of the notches;
FIG_ 4 is a perspective view of one praetical use of the preferred plug of FIG. 2;
FIG. j is a perspective view of another practical use o~ the preferred plug of FICI. 2.
DETAn Fi7 DESCRtpTIs7N
[ooxx] While this invention is susceptible of embodiments in txtany different forms, there is shown in the drawings and will heroin be drscribcd izt detail prcfcrrEd embodiments of the invention with the understanding that the present disclosure is to be considered as an exemptif ration of the principles of the i~nvazttion and is not intended to limit the broad aspect of the invention to the embodiments illustrated.
[0013] Referring now in more detailed to the drawings, a plug embodying the invention is illustrated in FIG. 2. The plug is comprised of a housing 10 and a prong portion, 1 proUCUding Attorney rocket No. 4386 P 046 thu~fromnCor electrically connecting to an elecaical outlet, wherein the housing 10 includes grooves 11 formed therein. Specifically, the plug has a first end 25, a second and 26 and a sidewati 27_ 'less first eud 25 of the housing is connxted to an electrical cord, and at least one prong protrudes from rhc second end 26 of the housing_ [0014] l3ach groove 1 I, has a cylindrical shape as shown in FIGS_ 2 and 3.
Persons sic~iiled is the art will recognize that the grooves 11 may have any suitable cross-sectionat shapes, including for example, elliptical , rectangular, triangular, or any other shapes that mating suitable for, and corresponding to, the shapes of the cords 2 Linked thcrcvvith without departing from the present invention. lsach groove 11, is preferably of a size that allows the cicctrical cord 2 to be exactly received therein_ [0015] As shown in F1G. 3, each of the grooves 11 is formed by a pairs of archul flanges 12, which extend oppositely from the sidewall 27 at an angle to the housing to fern a passage 13 with a width less than the diameter of the groove t l- The power cord 2 generally has an elastic enter layer such that it can be wedged through the passage 13 and bz claxpcd in the groove 11, It is contemplated, that the clcctrzca,l plug Of the present invention may also have only one groove 11 or more than two as suitably eequired_ [Q016] With such a structure, if necessary, users can easily bind the electrical cord 2. For example, referring to FIG, 4, the cord 2 can be wrapped about the body 100 of a power tool or sonic other electrical device, and then be clasped within a groove 11.
Otherwise, I'he cord 2 can be wrapped about itself and be fixedly clasped by a groove 11 as shown in FIG. 5.
[0017] According to one embodiment of the present invention, the sidewall 2?
of the plug housing 11 is eontoured_ As shown in P'IG, 4, this contour provides a cradle for the elcctmical cord when the portion of the electrical cord is clasped itt chZ in the groove, [OO1S] rt thus is sin that an clccurical plug is now provided wick improved means for holding the linked power cord. Alttlough the invention has been shown and described in its preferred form, it should be understood that many modifications and changes may be made thereunto, without departiioig from the spirit and scope of the invention.
[D019] 'uVhiln the specifte embodiments have been iliusaatod and dcscribc;d, nutncrous modi~ZCations conic to mind without significantly departing from the spirit of the invention, and the scope of protection is only limited by the scope of the aecompac,ying Claincts.
T>rCHNICAL FIELD
E0003] This invention relates to an elecorxeal plug, and more particularly to an improved electrical plug for power tools that is capable of easily binding the linked power cord without any aid of extra belts.
BACI~G120UNb OF THE 1~'E,NTIO1V
[~J Electrical plugs sre wall lrnown in the art as they ace widely used to power electrical c~uipmont and sonic clce4cicaI tools. For convcnitnt use, the power cord is usually somewhat long. Accordingly, when not in use, the power cord may be bound to avoid etAtangletnent or intertwining. Conventionally, and as shown iu pIG. 1, one or more belts or tics arc used to bind the po~uver cord. While this method of binding the cords has met with some degree of success, there srill e~cist limitations inherent to such belts or ties.
[0005] ThE present invention is provided to solve the pcoblatns discussed about and other problcras, and to provide advantages and aspects not previously provided. A
full discussion of the features and advantagES of dte present invention is deferred to the following detailed description, which proceeds with reference to the accompanying drawings.
SUMMARY OF TFfE rNVENTION
[0006] An electrical plug for a power tool is pcovidad. The electrical plug cott'~prises a housing having a first end, a second end and n sidcwall_ The first end of the housing is connected to an electrical cord, and at least one prong pcotxudes from the second end of the Attorney Doclret No. 438b P 046 housing. The electrical plug also includes at least one groove formed into the side~vall of the housing. The groove is providtd far clasping x portion of said electrical cord.
(0007] According co one aspect of the present 4nvenrion, at lease one groove has a passage with a width Less than the diatxtecer of said (p:OOVe.
[0008] According to another aspect of the present invention, the sidewall oi;
the housing is contoured, the contour beic>,g provided to cradle the electrical cord when the portion of the electrical cord is clasped in the in the groove.
[0009) According to yet another asp~;ct of the prcacnt i~nvvncion, the groove is formed at an angle relative to the plane of the housing_ [0010] Other features and advantages of the invention will be apparent from the following specification taken in con]unction with the following drawings.
BRIEF DESCRIPTION OF THE DRAWINGS
[0011] A better understanding of the present invention can be obtained by eonsidv;ring the following detailed dcxriptioa and the a~ccompanynng drawir~s in which:
FIG. 1 is a perspective view showing an el~ttical Cord bound with a belt ox tie eccordittg the price surf FIG_ 2 is a perspective view of the preferred embodiment of the plug of the presetlt invention;
PXG. 3 is a bottom view of the plug viewed along the direction A, of FIG. 1, illustrating the structure of the notches;
FIG_ 4 is a perspective view of one praetical use of the preferred plug of FIG. 2;
FIG. j is a perspective view of another practical use o~ the preferred plug of FICI. 2.
DETAn Fi7 DESCRtpTIs7N
[ooxx] While this invention is susceptible of embodiments in txtany different forms, there is shown in the drawings and will heroin be drscribcd izt detail prcfcrrEd embodiments of the invention with the understanding that the present disclosure is to be considered as an exemptif ration of the principles of the i~nvazttion and is not intended to limit the broad aspect of the invention to the embodiments illustrated.
[0013] Referring now in more detailed to the drawings, a plug embodying the invention is illustrated in FIG. 2. The plug is comprised of a housing 10 and a prong portion, 1 proUCUding Attorney rocket No. 4386 P 046 thu~fromnCor electrically connecting to an elecaical outlet, wherein the housing 10 includes grooves 11 formed therein. Specifically, the plug has a first end 25, a second and 26 and a sidewati 27_ 'less first eud 25 of the housing is connxted to an electrical cord, and at least one prong protrudes from rhc second end 26 of the housing_ [0014] l3ach groove 1 I, has a cylindrical shape as shown in FIGS_ 2 and 3.
Persons sic~iiled is the art will recognize that the grooves 11 may have any suitable cross-sectionat shapes, including for example, elliptical , rectangular, triangular, or any other shapes that mating suitable for, and corresponding to, the shapes of the cords 2 Linked thcrcvvith without departing from the present invention. lsach groove 11, is preferably of a size that allows the cicctrical cord 2 to be exactly received therein_ [0015] As shown in F1G. 3, each of the grooves 11 is formed by a pairs of archul flanges 12, which extend oppositely from the sidewall 27 at an angle to the housing to fern a passage 13 with a width less than the diameter of the groove t l- The power cord 2 generally has an elastic enter layer such that it can be wedged through the passage 13 and bz claxpcd in the groove 11, It is contemplated, that the clcctrzca,l plug Of the present invention may also have only one groove 11 or more than two as suitably eequired_ [Q016] With such a structure, if necessary, users can easily bind the electrical cord 2. For example, referring to FIG, 4, the cord 2 can be wrapped about the body 100 of a power tool or sonic other electrical device, and then be clasped within a groove 11.
Otherwise, I'he cord 2 can be wrapped about itself and be fixedly clasped by a groove 11 as shown in FIG. 5.
[0017] According to one embodiment of the present invention, the sidewall 2?
of the plug housing 11 is eontoured_ As shown in P'IG, 4, this contour provides a cradle for the elcctmical cord when the portion of the electrical cord is clasped itt chZ in the groove, [OO1S] rt thus is sin that an clccurical plug is now provided wick improved means for holding the linked power cord. Alttlough the invention has been shown and described in its preferred form, it should be understood that many modifications and changes may be made thereunto, without departiioig from the spirit and scope of the invention.
[D019] 'uVhiln the specifte embodiments have been iliusaatod and dcscribc;d, nutncrous modi~ZCations conic to mind without significantly departing from the spirit of the invention, and the scope of protection is only limited by the scope of the aecompac,ying Claincts.
Claims (16)
1. An electrical plug comprising:
a housing having a first end, a second end and a sidewall, the first end of the housing being connected to an electrical cord, and at least one prong protruding from the second end of said housing:
at least one groove formed into on sidewall of said housing, the groove being provided for clasping a portion of said electrical cord.
a housing having a first end, a second end and a sidewall, the first end of the housing being connected to an electrical cord, and at least one prong protruding from the second end of said housing:
at least one groove formed into on sidewall of said housing, the groove being provided for clasping a portion of said electrical cord.
2. The electrical plug of claim 1, wherein each of said at least one groove has a passage with a width less than the diameter of said groove.
3. The electrical plug of claim 1, wherein the sidewall of the housing is contoured, the contour being provided to cradle the electrical cord when the portion of the electrical cord is clasped in the in the groove.
4. The electrical plug of claim 1, wherein the at least one groove is formed at an angle relative to the plane of the housing.
5. An electrical plug comprising:
a housing having a first end, a second end and a sidewall, the first end of the housing being connected to an electrical cord, and at least one prong protruding from second end of said housing; and, a first groove and a second groove, the first and second grooves being formed into opposed sides of the sidewall of the housing, and each groove being provided for clasping a respective portion of said electrical cord.
a housing having a first end, a second end and a sidewall, the first end of the housing being connected to an electrical cord, and at least one prong protruding from second end of said housing; and, a first groove and a second groove, the first and second grooves being formed into opposed sides of the sidewall of the housing, and each groove being provided for clasping a respective portion of said electrical cord.
6. The electrical plug of claim 5, wherein each of the first and second grooves has a passage with a width less than the diameter of the grooves.
7. The electrical plug of claim 5, wherein the sidewall of the housing is contoured, the contour being provided to cradle the electrical cord when the portion of the electrical cord is clasped in the in the groove.
8. The electrical plug of claim 5, wherein at least one of the first and second grooves is formed at an angle relative to the plane of the housing.
9. A power tool comprising:
a power tool body: and.
an electrical cord being coupled to the power tool body at a first end and being coupled to an electrical plug at an opposed second end, the electrical plug comprising a housing having at least one groove formed therein, the at least one groove being provided for clasping a respective portion of said electrical cord.
a power tool body: and.
an electrical cord being coupled to the power tool body at a first end and being coupled to an electrical plug at an opposed second end, the electrical plug comprising a housing having at least one groove formed therein, the at least one groove being provided for clasping a respective portion of said electrical cord.
10. The power tool of claim 9, wherein each of said at least one groove has a passage with a width less than the diameter of said groove.
11. The power cool of claim 9, wherein the sidewall of the housing is contoured, the contour being provided to cradle the electrical cord when the portion of the electrical cord is clasped in the in the groove.
12. The power tool of claim 9, wherein the at least one groove is formed at an angle relative to the plane of the housing.
13. The power tool of claim 9, the a electrical plug housing comprising:
a first end, a second end and a sidewall the first end being connected to an electrical cord, and the second end having at least one prong protruding therefrom; and, a first groove and a second groove, the first and second grooves being formed into opposed sides of the sidewall and each groove being provided for clasping a respective portion of said electrical cord.
a first end, a second end and a sidewall the first end being connected to an electrical cord, and the second end having at least one prong protruding therefrom; and, a first groove and a second groove, the first and second grooves being formed into opposed sides of the sidewall and each groove being provided for clasping a respective portion of said electrical cord.
14. The power tool of claim 13, wherein each of the first and second grooves has a passage with a width less than the diameter of said groove.
15. The power tool of claim 13, wherein the sidewall of the housing is contoured, the contour being provided to cradle the electrical cord when the portion of the electrical cord is clasped in the in the groove.
16. The power tool of claim 13, wherein at least one of the first and second grooves is formed at an angle relative to the plane of the housing.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN0504200781328 | 2004-07-28 | ||
CN200420781328 | 2004-07-28 | ||
US11/004,405 US20060025009A1 (en) | 2004-07-28 | 2004-12-03 | Electrical plug |
US11/004,405 | 2004-12-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA2491060A1 true CA2491060A1 (en) | 2006-01-28 |
Family
ID=34122277
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA 2491060 Abandoned CA2491060A1 (en) | 2004-07-28 | 2004-12-24 | Electrical plug |
Country Status (2)
Country | Link |
---|---|
CA (1) | CA2491060A1 (en) |
GB (1) | GB2416929A (en) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2182446A (en) * | 1935-04-26 | 1939-12-05 | Hoover Co | Electrical connector |
DE1195844B (en) * | 1962-09-07 | 1965-07-01 | Vorwerk & Co Elektrowerke Kg | Plug for electrical connection cable |
DE1293275B (en) * | 1964-04-15 | 1969-04-24 | Dehne Otto | Cable clamping device for electrical plugs |
US3725848A (en) * | 1971-06-11 | 1973-04-03 | Gen Electric | Attachment plug with cord grip |
JPH01161684A (en) * | 1987-12-18 | 1989-06-26 | Hitachi Ltd | Power source plug |
JPH0973942A (en) * | 1995-09-05 | 1997-03-18 | Nobuo Kobayashi | Attachment plug with cord clipper |
-
2004
- 2004-12-24 CA CA 2491060 patent/CA2491060A1/en not_active Abandoned
- 2004-12-24 GB GB0428352A patent/GB2416929A/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
GB0428352D0 (en) | 2005-02-02 |
GB2416929A (en) | 2006-02-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
FZDE | Dead |