CA1048120A - Electrical connector and mounting means - Google Patents

Electrical connector and mounting means

Info

Publication number
CA1048120A
CA1048120A CA262,752A CA262752A CA1048120A CA 1048120 A CA1048120 A CA 1048120A CA 262752 A CA262752 A CA 262752A CA 1048120 A CA1048120 A CA 1048120A
Authority
CA
Canada
Prior art keywords
shell
connector
elements
cable
container
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.)
Expired
Application number
CA262,752A
Other languages
French (fr)
Inventor
Edward A. Cieniawa
Vincent J. Palecek
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.)
Bunker Ramo Corp
Original Assignee
Bunker Ramo Corp
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 US00288753A external-priority patent/US3828302A/en
Application filed by Bunker Ramo Corp filed Critical Bunker Ramo Corp
Application granted granted Critical
Publication of CA1048120A publication Critical patent/CA1048120A/en
Expired legal-status Critical Current

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Abstract

ABSTRACT OF THE DISCLOSURE

This invention relates to connectors and mounting means therefor. Prior art connectors have required complex latch means making it difficult to disconnect and to replace connector parts.
The present invention provides an improved electrical connector and mounting means therefor. The mounting means includes a container or "can" in which a first part of the connector is placed, and a shell or cable housing including the secondpart of the connector, the latter holding a cable the conductors of which are secured to the second part of the connector. The shell is an integral plastic piece and includes latching means and a strain relief collar for holding the cable. The shell is fitted to the container in a simple direct, snap-on movement, in which the connector parts are mated, and the shell latched to the container.
The connector part may be detachably mounted in the shell, the connector part and associated cable can be removed as a unit from the shell without removing the cable from the connector part.

Description

This invention relates to connec-tors and mounting means therefor.
Prior art connectors have complex latch mechanisms which make it difficult to disconnect and replace connector parts.
A broad obJect of the invention is to provide a simple and inexpensive mounting means for an electrical con-nector.
Another broad obJect is to provide such mounting means, which includes two separate members each having a con~
nector part therein, which can be interconnected, for mating the connector parts, in the very simple step of moving the members together, and which include simple and effective latching means which normally, but releasably, hold the members together.
; Another obJect is to provide, in mounting means of the general kind mentioned, a shell, which is one of the members, which is of simple and inexpensive construction, of integral con-struction and including latching elements and a strain relief element for use in securing a cable in the shell.
A fur-ther and more specific obJect is to provide a shell as JUSt referred to, which is a one-piece molded plastic member, and hence inexpensive, and which is separate i'rom the counter-part member, being mounted to the latter solely by detachable latching elemen-ts.
A still further obJect is to provide mounting means for a connector, having novel and efficient means for securing a cable therein for securement to the connector, providing a strain relief feature and enabling the cable to be so secured to the connector when out of the mounting means and thereafter placing the connector part and cable in the mounting means.
An additional obJect is to provide a shell constituting one member for mounting a connector, which is of such mechanical construction and design to render it particularly to molded plastic material, and hence of unusually inexpensive construction.
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2a9 The present invention provides a shell for use in moun-ting an electrical connector including a single integral article in the form generally of an arch having a top main body portion and end elements extending downwardly there-from. The shell has a lower open side at the extremities of the end elements and a trans-verse opening through the arch, the main body portion having a side-opening notch. The shell also has end portions extending longitu-dinally outwardly from the end elements and vertical end pieces extending downwardly from the outer ends of the end portions with transverse slots therein. Furthermore the shell has lower elements extending longitudinally inwardly from the ends spaced downwardly from the end portions forming spaces between themselves and the ~;
end portions, longi-tudinally aligned with the slots, and including ;
latching elem~nts extending downwardly from the lower elements.
In drawings which illustrate embodiments oi the invention, Figure 1 is a side elevational view of the mounting means with the connector in pl~ce therein;
Figure 2 is a top view ta~en at line 2-2 of Figure 1, showing only the top member of the shell;
Figure 3 is a perspective view of the top member or ~ .

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`shell with a connector part therein, and a cable -tie; and FIGURE ~ is a view taken a-t line 4-4 of FIGURE 1, showing the mounting means members in section and the connector in elevation.
Referring in detail to the accompanying drawings, atten-tion is directed first to FIGUR~S 1 and 4, showing the complete - device including the moun-ting means with the connector in place therein.
~ he entire device is indicated in its entirety at 10 and includes a mounting means 12 and a connector 14 therein.
The mounting means 12 includes two main members, namely, a con-tainer or ~'can" 16 and a shell or cable housing 18. The connec-tor 14 in itself may be conventional at least in greater part, but with slight modifications for securement in the housing as re.ferred to hereinbelow. The connector includes the usual plug 20, in this case mounted in the container 16, and receptacle 22 mounted in the shell or cable housing 18.
The container or can 16 may be of metal but is not limited to that material; it includes suitable means 2~ for 20 attaching it to cable 25. The container includes an open side ~-26 conveniently referred to as a top, receiving the plug of the connector. The container also includes means or stop means 28 of a suitable kind, such as struck-in or desplaced elements pro-viding top surfaces for engagement by an 01ement of the con-nector plug.
The connector itself, as indicated above, may be of con-- ventional construction, having for example a surrounding flange or bead 30 which engages stop elements 2~, and a female connec-tor portion 32 extending out through the open side or top of the container, and having the usual contact elemen-ts idrected in that direction.

The container or can 16 is provided with ears or lugs 34 forming latching elements, positioned at the open side of the container and on opposite ends thereof, for cooperation with latching elements of the shëll or cable housing 18.

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The shell or cable housing 1~ is an integral or one-piece article pre:ferably of molded plastic material. For con-venience, it may be referred -to as having a top or main body portion 36, which with end elements form an arch, and with a side-opening notch 38 preferably a-t the midpoint of the arch.
The shell is also open at one or both sides 39 and ~1 of the arch with preferably one of the open sides including the open end of notch 38 for insertion of a cable. The closed end of the notch is an upstanding collar element or half-collar ~0 which may have a reenforcing bead or flange ~2. The collar element may be generally circular and extends approximately half of a complete circumference, the notch 38 conveniently diverging outwardly for faci]itating placing a cable ~3 therein.
The cable is so placed in position by merely fitting it in the notch 38 sideways into engagement with the collar element 40, and securing it therein by fastening means illustrated by a : cable tie 4~ preferably of plastic, having a band pvrtion 46 which incircles the cable and the collar element and held in tied position by suitable securing means ~8. The connector re-20 ceptacle 22 is, of course detachably held in the shell, and the cable can be secured to the connector recep-tacle when out of the mounting means and thereafter the connector receptacle and cable put into position by merely ~oving the components in sideways direction into the notch as referred to above. It is not necessary for the cable to be put into position linearly as by inserting the end of it through a hole. The securement of the cable in the notch by t~e tie) provides a strain relief as between the cable and the connector part.
The shell 18 may have a reenforcing flange 50 preferably only on one side, and longitudinally directed en~ elements 52, ; themselves having longitudinally directed extensions 5~ as mounting ears for mounting in a panel opening (not shown). The shell has wha-t may for convenience be termed a lower open side.

:

Ex-tending downwardly from -the elements 52 are vertical end pieces 56 each having a closed end, transverse slot 58 which serves as a de-tachable locking means for receptacle 22. Prefer-ably strain relief slots 59 are provided. Extending longi-tud inally inwardly from the lower edges of the end pieces 56 are horizontal elements 60 forming grooves or spaces 62 be-tween themselves and the longitudianl extensions 5~, longitudinally inline with the slots 58, for receiving end elements 6~ of the plug receptacle 22 as referred to again hereinbelow. No-tches 65 are provided for strain relief in flexing the latching elements 66 as referred to again hereinbelow. When shell 18 with plug receptacle 22 is a panel mounted, retention of extensions 54 also serves to restrict outward movement of slots 58.
The shell 18 also includes la-tching elements 66 at the ends and extending downwardly, being for example immediately connected with the horizontal elements 60. The latching elements 66 and the horizontal elements 60 both extend transversely the full width of the shell~ The latching elements 66 are flexible, each having a main, thin, or bladelike portion 68, a latching or locking shoulder 70, and a camming surface 72. For conven-ience, the lower side of the shell will be referred to as an open side, and the shell is applied or assembled to the con-tainer 16 by moving it downwardly with the open sides interfacing and the latching elements 66 engaging the latching elements 34 on the container and the snap into latching or locking position.
The latching elements 66 may be manually flexe~ ou-twardly for releasing them from the latching elements 34 for removing the shell from the container. Preferably both of the latching elements 66 are fle~ible but if only one should be flexible, the shell can be latched and unlatched satisfactorily.
The connector receptacle 22 which as indicated above may be of conventional construction, at least in most part, has a male element 74 (FIGURE ~) received in the female element 32.

The receptacle also includes a surrounding bead or ~lange 76, ._ ~
. , -~4~ 0 the end elements 64 of which (FIGURES 1 and 3) extend into the spaces 78 in the shell, and into thfl slots 58. The engagement between this flange and the shell prevents relative sideways movement or displacement between the connector receptaole and the shell and more particularly it secures the shell itself against relative sideways displacemen-t relative to the con-tainer 16, in view of the interengagement between the connector parts, which the shell is applied to or assembled with the con-tainer.
The male portion 74 exteDds generally through the open side of the shell and has contact elements engageable with the contact elements in the female portion 32 of the connector plug 20. The receptacle 22 has the usual elements 80 ~or securement thereto of the conductors of the cable. The connector recep-tacle being generally conventional in construction, as referred to above, may have slight modification in the flange 76 to cooperate with the spaces 78 and slots 58 in the shell.
The shell being of integral construction is very in-expensive, particularly in the fabrication steps thsreof, i.e., molding, and it is efficient in its use in the mounting means, facilitating securement of the cable to the connector when out of the mounting means, and there~fter easily applying the cable ; and the corresponding connector part in the shell, with the further advantage that the shell can be easily applied to the container by a simple snap-on movement. The shell can be easily detached from the container by simply flexing outwardly one or both of the latching elements 66. The locking mechanism be-tween the shell and the container, i.e., the latching elements 6~, 34, is extremely simple, eliminating various devices here-~ 30 intofore known which were relatively complicated and correspon-dingly expensive.

The shell and container are connected or assembled by ~48~
direct movement toward each other. The connec-tor parts are so positioned relative to the open sides of the shell/container that the shell and container are spaced apart at their open sides. The connector parts are thus disposed so that in that movement, attention is given to interengaging the connector parts without particular re~ard to whether the shell and con-tainer are to be connected. The connector parts perform a guiding operation in putting the components together.
There are no physical connections between the shell and the container restraining them against relative transverse move~
ment, the interengagement of the connector parts providing this restraint.
The shell surrounds what might be termed as "interior"
in which the connector recepta~le is disposed, and when the cable is positioned and clamped in the notch, its extended end is adjacent the connector part.
The arch iormation of the shell, providing a full trans-verse opening therethrough, adds to the simplicity of the shell, and corresponding low expense of manu~acture thereof.
The shell is provided with notches 59 at the ends to provide strain relief as between the elements 56, 52, in re-sponse to flexing of the latching elements 66.

Claims (15)

The embodiments of the invention in which an exclu-sive property or privilege is claimed are defined as follows:
1. A shell for use in mounting an electrical connec-tor comprising a single integral article in the form generally of an arch having a top main body portion and end elements ex-tending downwardly therefrom, the shell having a lower open side at the extremities of the end elements, and a transverse opening through the arch, the main body portion having a side-opening notch, the shell also having end portions extending longitudinal-ly outwardly from said end elements and vertical end pieces extending downwardly from the outer ends of said end portions and having transverse slots therein, the shell further having lower elements extending longitudinally inwardly from the ends spaced downwardly from said end portions forming spaces bet-ween themselves and said end portions, longitudinally aligned with said slots, and the shell additionally including latching elements extending downwardly from said lower elements
2 The shell as claimed in claim 1 wherein said connector includes a pair of mating parts each having a plura-lity of contact elements, a container having an open side and latching elements on opposite ends adjacent the open side, the mating parts of the connector being mounted respectively in the container and shell with their contact elements adjacent the open sides and directed outwardly therefrom, at least one of the connector parts extending from the respective shell/contai-ner through the open side thereof a sufficient distance that when the connector parts are mated the shell and container are free of interconnection such as would prevent their relative displacement transversely, the container and shell being mova-ble to assembled position by moving them together with their open sides in confronting relation, the connector parts being mated and the latching elements being interlocked in such mo-vement, each of said connector parts and the respective shell or container having interconnection preventing relative trans-verse movement therebetween, and the connector parts, when mated, preventing relative transverse movement between them-selves and thereby between the shell and container.
3. The shell as claimed in claim 2, wherein said shell is of molded plastic material.
4. The shell as claimed in claim 2, wherein the latching elements on the container extend generally longitudinal-ly outwardly, and the latching elements on the shell extend generally in the direction of the movement of the container and shell in assembling direction, and the latching elements on the shell yield in longitudinally outward direction in res-ponse to engagement with the latching elements on the container.
5. The shell as claimed in claim 4, wherein the latching elements on the shell are manually flexible in the direction stated, enabling manual release of the shell from the container from a latched position.
6. The shell as claimed in claim 2, wherein said side opening notch is for receiving a cable and is posi-tioned so that when the cable is so received therein the end of the cable is disposed adjacent the connector part in the shell.
7. The shell as claimed in claim 6, wherein the con-nector part in the shell is detachably mounted therein, and such connector part and the adjacent portion of a cable con-nected thereto together can be removed as a unit from the shell without removing the cable from the connector part, the cable being removed out of the shell through the open side of the notch
8. The shell as claimed in claim 6, wherein the notch has a closed end and the shell has a half-collar exten-ding therfrom, the combination also including a tie for sur-rounding the half-collar and a cable in the notch and engaging the half-collar for retaining the cable in the notch.
9. A shell for use in mounting an electrical con-nector having opposite ends and mounting means on said ends, comprising a single integral article of molded plastic mate-rial including an arch having a top main body portion and downwardly extending end elements defining an open lower side, said arch having sides disposed transversely to said open side between said end elements, at least one of said transverse sides being open to permit mounting of said connector, and said arch further including a side-opening notch contiguous with said open transverse side for receiving an electrical cable, said notch having a closed end cooperative with a fastening means for holding said cable in a predetermined position, lower ele-ments including vertical end pieces extending downwardly from said end elements and having transverse slots therein, and end portions extending longitudinally outwardly from said end ele-ments, said lower elements also extending longitudinally below said end elements and integral therewith to form spaces open on said open transverse side to receive said mounting means of said connector when said connector is inserted through said open transverse side, said end and lower elements around said spaces including outwardly flexible locking means for deta-chably locking said connector in said shell, and latching ele-ments extending downwardly from said lower elements.
10. The shell as claimed in claim 9, wherein the latching elements have thin elongated portions providing flexi-bility, and locking shoulders and camming elements at the ends thereof.
11. The shell as claimed in claim 9, wherein the main body portion has a half-collar extending upwardly form the closed end of said notch.
12, The shell as claimed in claim 9, wherein said body and end elements include a reinforcing flange limiting outward flexing of said end elements.
13. The shell as claimed in claim 9, wherein said slots face longitudinally inwardly for receiving said end moun-ting means of said connector.
14. The shell as claimed in claim 13, wherein said arch has an opening extending between said transverse sides.
15. The shell as claimed in claim 14, wherein said end portions are adapted for mounting said shell with said connector in a panel.
CA262,752A 1972-09-13 1976-10-05 Electrical connector and mounting means Expired CA1048120A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US00288753A US3828302A (en) 1972-09-13 1972-09-13 Electrical connector and mounting means
CA179,579A CA1005541A (en) 1972-09-13 1973-08-24 Electrical connector and mounting means

Publications (1)

Publication Number Publication Date
CA1048120A true CA1048120A (en) 1979-02-06

Family

ID=25667342

Family Applications (1)

Application Number Title Priority Date Filing Date
CA262,752A Expired CA1048120A (en) 1972-09-13 1976-10-05 Electrical connector and mounting means

Country Status (1)

Country Link
CA (1) CA1048120A (en)

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