CA2233775A1 - Apparatus for the protective storage or holding of electrical cable - Google Patents

Apparatus for the protective storage or holding of electrical cable Download PDF

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Publication number
CA2233775A1
CA2233775A1 CA002233775A CA2233775A CA2233775A1 CA 2233775 A1 CA2233775 A1 CA 2233775A1 CA 002233775 A CA002233775 A CA 002233775A CA 2233775 A CA2233775 A CA 2233775A CA 2233775 A1 CA2233775 A1 CA 2233775A1
Authority
CA
Canada
Prior art keywords
connector
closure
cable
housing
aperture
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
Application number
CA002233775A
Other languages
French (fr)
Inventor
Anthony Richard Breakenridge
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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
Priority claimed from CA 2219866 external-priority patent/CA2219866A1/en
Application filed by Individual filed Critical Individual
Priority to CA002233775A priority Critical patent/CA2233775A1/en
Publication of CA2233775A1 publication Critical patent/CA2233775A1/en
Abandoned legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/60Means for supporting coupling part when not engaged
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46Bases; Cases
    • H01R13/533Bases, cases made for use in extreme conditions, e.g. high temperature, radiation, vibration, corrosive environment, pressure
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2103/00Two poles
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
    • H01R24/28Coupling parts carrying pins, blades or analogous contacts and secured only to wire or cable

Landscapes

  • Details Of Connecting Devices For Male And Female Coupling (AREA)

Abstract

Apparatus for the protective storage of a connector at an outer end of an electrical cable, comprising a housing suitable for accommodating the connector and having an outlet aperture, the connector and cable being capable of being withdrawn from the housing via the outlet aperture. A closure is attached to the connector for closing the aperture when the connector is in a stored position, and may be capable of being moved away from the connector when it has been withdrawn. The housing may include a case capable of fully accommodating the cable, which may be an extension cord.

Description

CA 0223377~ 1998-04-06 Title: ~rP- ~atus for tho protoctive storage or holding of oloctrical cablo.

Bac~l~ d of the Invention.
l.Fiold of tho Invontion The present invention relates to means for holding or storing electrical connector and a part, or all, of an elsctrical c~ble attachod thoreto, ospecially for protecting the connoctor and cablo from a hostile environment.
2.Prior Art Electrical cables, such as extension cord~, are commonly stored on reel~, but this method of storage does nothing to protect the cable itself, or its end connectors which i~clude the plugs and sockets, from a harsh environment, for example damaging or corrosive liquids or gasos, etc. Such environments are common in outdoor apparatus, where an apparatu~ requires a power cable with one or more connector~ at either end. It iB an object of this invention to provide protective ~torage both for a cable and it~ end connector, or in some cases to protect only the connector.

SummarY of the Invention The present invention provides apparatu~ for the protective storage of an electrical connector at the end of an electrical cable, compri~ing a housing suitable for receiving the electrical connector and at least a part of the cable, and CA 0223377~ 1998-04-06 having an outlot aperture, with the cable and eonnector being adapted to be withdrawn from the housing ~ia the outlet aperture. To protect the cable and eonneetor, closure means are attaehed to the eonneetor for elosing the aperture when the eonneetor is in a stored position within the housing.

The eonneetor may ha~e an end face with terminals, either blades or prongs, or receptacles for such blades or prongs, and the closure means may be connected to the eleetrical connector by a flexible connection, for example a pivot whieh allows the elosuro to be swung away from ths ~nd face when the eonneetor haa been withdrawn from tho housing. Alternatively, the closure means may be eonneeted to the eonneetor by a flexible element whieh also allows the closure means to be moved away from the end face when the conneetor has been withdrawn.

In another form of the invention, the conneetor may have a side face with terminals, and an outer end of the eonneetor may have a flange whieh pro~eets around the end of the connector and which provides the closure mean~, overlapping the rim of the aperture, when the connector is fully accommodated in the housing.

The elosure means may inelude means engageable with the rim of the aperture, or with the wall of a slee~e member leading to the aperture, to releasably hold the elosure mean~
2 5 in the elosed condition.

The housing may be a ease eapable of fully aeeommodating the eable, the eable for example being suitable as an extension cord. Alternati~ely, the housing may be suitable for aceommodatlng only a short length of cable, but suitable also CA 0223377~ 1998-04-06 for receiving a second connector mated with the flrst-mentioned connector. In this case tho closure means are fitted around a second cable leading from the second connector out of the aperture.

Brief DeseriDtion of the drawinq~.

Preferred embodiments of the invention will now be described by way of example with reference to the aeeompanying drawings, in whieh;
Fig.l i~ a perspeetive view of an exten~ion eord ease and the a~soeiated extension eord and outer end eonneetor plug;
Fig.2 is an enlarged per~peetive view of the outer end of the eord and assoeiated eomponents;
Fig.3 is a side elevation of the end of the eord and a part of the ease;
Fig.4 is a side elevation view of the same parts but with the plug rotated 90~ about its axis;
Fig.5 is an outer end view of the same eomponents;
Fig.6 is a side elevation similar to Fig.3 but with the parts in different positions;
Fig.7 is a perspeetive view similar to Fig.1 but showing the outer end of the cable with a female eonnector and different means for holding ths closure;
Fig.8 is a perspective view of part of the Fig.7 arrangement illustrating the connector and associated closure means;
Fig.9 is a side view of the same eonnector and elosure means, with a part of the ease;
Fig.10 is a view of the same parts but with the connector rotated through 90~ about its axis;
Fig.11 is an end view of the eonnector and associated parts;

CA 0223377~ 1998-04-06 Fig.12 i8 a view similar to Fig.10, but with the parts in different positions, Fig.12a is a view similar to Fig.9 but with the parts in different positions, Fig.13 is a sectional elevation through a further closure means and assoeiated parts;
Fig.14 is a similar view of another variation;
Fig.15 is a perspective view of another connector and part of an associated ca~e;
Fig.16 is a sectional elevation of an alternative form of housing, whieh accommodate~ only a short length of eable, but which also aeeommodates a seeond eonnector mated with a first connector; and Fig.17 is a per~pective view of the outlet end of the housing shown in Fig.16.

Detailed Descri~tion.

Referring initially to Fig.1, there is shown a case 58 for storing an extension cord or cable 14 and which is of the type permitting retraction of the cord therein, i.e. the case can fully accommodate the cable, including an electrical connector 10 fixed to its outer end. This i~ achieved by a reel of known type within the case which is rotatable by a handle 62. An inner end of the cable (not shown) may protrude from a side of the case, turning with the reel, or may be connected to an outlet by a slip ring type connector.

As shown, connector 10 is a male plug having a body portion 12, and having at its rear end a strain relief device 16. The plug body 12 includes a rear wall 18, and a side wall 20 which terminates in a front wall 22. The front wall 22 has terminals in the form of conductor ~lades 24 and 26 and ground CA 0223377~ 1998-04-06 prong 28. The plug and some of parte attached thereto, descrlbed below, fit into a cyllndrical end eleeve 38 which terminates in an outlet aperture from the interior of the case 60. Apart from this aperture the case may be substantially closed.

Exten~ng outwardly from opposite sidee of the plug 12 are two co-axial gudgeon pins 30 and 34, having enlarged heads 32 and 36 re~pecti~ely. The pins 30 and 34 provide pivots for apertures ln the ends of arms 46, 48 whieh are retained on the pins by tho h9a~ 32 and 36. These arms extend beyond the front ends of the terminals 24, 26 and 28, and are fixed to the rear of a co~er member or closure 42. This closure includes a disk 44 ha~ing a rim whieh overlaps the edges of, and eloses, the rim of the oùter end aperture of the slee~e 38 when the eable is fully accommodated within the ease, as shown in Figs.3 and 4. The closure 42 has an apertured gripping tab 50 pro~eeting from its front end which allows a user to pull the closure and hence the plug 10 and its cable from the case. When removed from the sleeve 38 the closure 44 may be swung to the side of the plug into an out-of-the-way position, ae shown in full lines in Fig.6.

In order for the closure to be retained in poeition in the slee~e 38, the inner side of disk 44 is provided with integral guide pine 54 whieh frietionally engage the interior surface of the outlet end of the elee~e. In addition, heads 32 and 36 of gudgeon pins 30 and 34 may frictionally engage the interior of the sleeve.

Fige.7 to 12 ehow somewhat eimilar closure means applied to a socket type connector part 110; correspo~ ng componente are shown as for Figs. 1-7 with the same referenee numerals CA 0223377~ 1998-04-06 incrsased by 100. However, ln this embodiment the arms 146, 148, instead of being plvoted at thoir rear ends to gudgeon pins, have roarwardly exten~ng shoulders 160 which terminate in gripping portions 164 which have inner surfaces adapted to engage the straln relief portion 116 of cable 114; these portions 164 are best seen in Fig.12. The junctions of the arms and shoulders are provided with claw elements 166 which can frictionally engage the inside of sleeve 138 to retain the connector in position. As will be clear from Fig.12, these claw eloments ean also inhibit removal of the eonneetor from the sleove by interfer-nee with an internal lip 168 at the outer end of the oleeve 138, until the ~lements are released by pressiAg the arms inwards. A wire ring 170 around the gripping portions 166 limits the eYr~n~ion of these parts and ensures that the elosure 144 nd associated parts do not pull off the connector.

Fig.12 also shows knobs 155 providing detents which pro~eet from the sides of the arm~ 146, 148, and which engage on the inside of the lip 168 to help hold the elosure 144 in the closed eondition.

As shown in Fig.12a, when the eonnector has been fully withdrawn from the sleeve, the gripping portions 164 may be moved rearwardly along the cable and the connector 110 may then be moved out from behind the closure 144 80 as to be accessible.

Fig.13 shows an ~~hodiment which is a simpler version of that shown in Fig.12, in that arms 246, 248 have apertures in their inner ends 246a, 248a which encircle the strain relief 216 and hold the arms in place. The closure means is the same as in the previous embodiment, and is h~ld in the closed CA 0223377~ 1998-04-06 po~ition by detent knobs 254 which releasably engage on the inside of lip 268 which surrounds the outlet aperture of the ~leeve 238.

Fig.14 shows another variation of cloeure means 342 as used with a female connector 310. In this case the strain relief portion of the connector is connected to the closure 342 by a flexible el ~ent 346, long enough for the closure means to lie in front of the connector. The closure is of generally spherlcal shape but has a circumferential flange 344 which fits onto and closes the outer aperture of the sleeve 338, and the closure also has side notches providing between them a pull handle 350. The closure may be ret~ns~ in the closed position by tension in the cable 314 provided by a rew; n~ n~ mechan~ ~m of the reel.

Fig.15 shows a further variation in which the connector 410 is a female connector having receptacles for conductors in a side face 412. Here, the end of the connsctor is permanently fixed to, and preferably integrally molded with, a closure 442 having a flange 444 adapted to fit against the outer rim 438a of the aperture 438, when the cable 414 is held under tension within the case. Alternatively, the closure may have tabs to frictionally engage the aperture. The closure 442 has an apertured pull tab 450. The inner surface of the flange 444 has ports 444a which allow fluid to drain from the case.

Figs.16 and 17 show an embodiment in which the housing 538 accommodates only a short length of cable 514, but in which it can al~o accommodate a second connector 511 when mated with the fir~t connector 510 which terminates the cable 514. The construction is similar to that of Fig.13, but the arms 546, 548 are made longer to accommodate the second connector and its CA 0223377~ 1998-04-06 straln reliof, and tho closure 544 i8 made with a radial slot 545, shown in Flg.17, allowing sideways insertion of the second cable 515 which leads the second connector 511. To maintain a substantially sealed enclosure, the slot 545 may normally be covered with a resilient flap.

In this embodiment, the housing 538 is in the form of a hollow elongatet cylinder, having front and rear flanges 539, 540, the front flange being attached to the housing by screw threads. This arrangement allows the housing to be mounted withln a wall W, for example the wall of a house or other building, and to provide protection for the mated connectors, while allowing the cable to be withdrawn when required.

Claims (16)

1. Apparatus for the protective storage of an electrical connector at the end an electrical cable, comprising:
a housing suitable for receiving said electrical connector and at least a part of said cable and having an outlet aperture, said cable and connector being adapted to be withdrawn from the housing via said outlet aperture; and closure means attached to said connector for closing said aperture when the connector is in a stored position within said housing.
2. Apparatus according to claim 1, wherein said connector has an end face with terminals, and said closure means is connected to the electrical connector by a flexible connection which allows the connector to be fully received in said housing when in the stored position, and which allows the closure to be moved away from said end face when the connector has been withdrawn from the housing.
3. Apparatus according to claim 2, wherein said flexible connection includes pivot means.
4. Apparatus according to claim 3, wherein said housing includes a sleeve terminating in said aperture, and wherein said closure means includes members connecting a closure element to said pivot means, said pivot means frictionally engaging an interior surface of the sleeve to releasably retain the closure element in place relative to the sleeve.
5. Apparatus according to claim 2 wherein said flexible connection includes a flexible element.
6. Apparatus according to claim 1, wherein said connector has a side face with terminals, and wherein an outer end of said connector is fixed to a flange which projects around an end face of the connector and which provides said closure means when the connector is in its stored position.
7. Apparatus according to claim 1, wherein said closure means includes retaining means engageable on the housing adjacent said aperture for holding the closure means in the closed position.
8. Apparatus according to claim 1, wherein the housing is large enough to accommodate both the said connector and a second connector mated thereto, said closure means surrounding a second cable leading from said second connector out of the aperture.
9. Apparatus according to claim 1, wherein said housing includes a case capable of fully accommodating said cable.
10. Apparatus for the protective storage of an electrical cable and a connector at an outer end of the cable, comprising:
a case suitable for fully accommodating said electrical cable and having an outlet aperture communicating with an interior of the case, an inner end portion of the cable being adapted to be retained in the case while a main portion is withdrawn from the case via said outlet aperture, and closure means attached to said connector for closing said aperture when the connector is in a stored position within said case.
11. Apparatus according to claim 10, wherein said connector has an end face with terminals, and said closure means is connected to the connector by a flexible connection which allows the connector to be fully received in said ease when in the stored position, and which allows the closure means to be moved away from said end face when the connector has been withdrawn from the ease.
12. Apparatus according to claim 11, wherein said flexible connection means includes a pivot.
13. Apparatus according to claim 12, wherein said housing includes a sleeve terminating in said aperture, and wherein said closure means includes members connecting a closure element to said pivot, said pivot means frictionally engaging an interior of the sleeve to releasably retain the closure element in place relative to the sleeve.
14. Apparatus according to claim 12, wherein said flexible connection includes a flexible element.
15. Apparatus according to claim 10, wherein said connector has a side face with terminals, and wherein an outer end of said connector is fixed to a flange which projects around an end face of the connector and which provides said closure means when the connector is fully accommodated in the case
16. Apparatus according to claim 10, wherein said closure means includes retaining means engageable on the case adjacent said aperture for holding the closure means in the closed position.
CA002233775A 1997-10-07 1998-06-01 Apparatus for the protective storage or holding of electrical cable Abandoned CA2233775A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA002233775A CA2233775A1 (en) 1997-10-07 1998-06-01 Apparatus for the protective storage or holding of electrical cable

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
CA9700731 1997-10-07
CAPCT/CA97/00731 1997-10-07
CA2,219,866 1997-12-29
CA 2219866 CA2219866A1 (en) 1997-12-29 1997-12-29 Portable general utility apparatuses including a power source and housing for extension cords
CA002233775A CA2233775A1 (en) 1997-10-07 1998-06-01 Apparatus for the protective storage or holding of electrical cable

Publications (1)

Publication Number Publication Date
CA2233775A1 true CA2233775A1 (en) 1999-04-07

Family

ID=27170508

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002233775A Abandoned CA2233775A1 (en) 1997-10-07 1998-06-01 Apparatus for the protective storage or holding of electrical cable

Country Status (1)

Country Link
CA (1) CA2233775A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007092967A2 (en) * 2006-02-07 2007-08-16 Seeff, Stanley, Joseph Power supply device
BE1021651B1 (en) * 2013-04-25 2015-12-22 MEUL, Pedro Josef R PROTECTION FOR A PLUG

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007092967A2 (en) * 2006-02-07 2007-08-16 Seeff, Stanley, Joseph Power supply device
WO2007092967A3 (en) * 2006-02-07 2007-10-04 Seeff Stanley Joseph Power supply device
BE1021651B1 (en) * 2013-04-25 2015-12-22 MEUL, Pedro Josef R PROTECTION FOR A PLUG

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued