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
  • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
  • H01R12/70—Coupling devices
  • H01R12/77—Coupling devices for flexible printed circuits, flat or ribbon cables or like structures
  • H01R12/771—Details
  • H01R12/775—Ground or shield arrangements

Definitions

• the present invention relates to a multi-polar contactor device including a body and a contact wafer member disposed in the body which laterally encloses the latter member and which displays a first end aperture, by the intermediary of which leads are connected or may be connected, and a second end aperture, by the intermediary of which the contactor may be interconnected with a coupling member which, in this instance, may consist of another coupling member, connection strip etc.
• So-called contactor wafers are already members of a well- established electrical contact technology.
• Such a contactor wafer consists of a flat unit in which are included a number of parallel-disposed contactor members (plugs, jack plugs) which are baked into/disposed in a body of plastic or the like.
• a ribbon cable or the like may be connected to the contactor wafer.
• the contactor wafer is disposed in an outer body which, together with the contactor wafer, forms the contactor device. This latter is interconnected with a corresponding (compatible) connector device, .connection strip etc.
• the object of the present invention is to realize a contactor device which solves the above-disclosed, and other, problem structures. That which may, here, be substantially considered as characterizing the novel apparatus according to the invention is that the body (the outer body) is provided with or more compartments which may each be allocated with a contactor wafer so that two or more contactor wafers may be placed in the body and together therewith form the contactor device.
• one of the side portions of the body is disposed so as to be disconnectable even when the contactor device assumes an interconnected position with the above-mentioned coupling bodies (another contactor device, connection strip, etc.) so that, in the above-mentioned position, at least half of the above-mentioned contactor wafers are disconnectable/connectable from and to, respectively, the coupling member in question.
• the compartments are disposed in two parallel adjacent rows, seen in the horizontal section of the contactor device.
• the contactor wafers in those compartments which, here, are placed most proximal to the removable side section, will be disposed for the above-mentioned disconnection and connection feature when the side section is removed and the contactor device is inter ⁇ connected with the coupling member.
• the inventive concept as herein disclosed includes contactor devices which enclose contactor wafers with the same and/or a different number of conductors. In the event of a differing number of conductors, the compartments in the body are of different sizes.
• the subject matter of the present invention is preferably disposed in compact electronics equipment of the type which occurs in, for example, sighting units.
• the subject matter of the present invention is also highly suited in electronic equipment which is to be resistant to, or insensitive to, electromagnetic interfer ⁇ ence (EMI).
• EMI electromagnetic interfer ⁇ ence
• the contactor device is cooperable with an outer body of metal/alloy which encloses the contactor de- vice and coupling member and which acts as a screen against the above-mentioned electromagnetic interference (EMI).
• This outer body may be included in an enclosure unit for electronics of the above-mentioned type.
• the enclosure unit may include an extension along its one longitudinal size.
• the extension includes a releas- able side section which makes for access to the releasable side section of the contactor device disposed therein, and the contac ⁇ tor wafers thereof.
• the extension is provided with screened/ pressure overload guarded inputs for connection conductors associated with the above-mentioned wafers.
• the subject matter of the present invention makes possible an extremely compact contactor unit in which it is possible to obtain an optimum number of contact points within a given space. Despite the fact that no standard components for this purpose are available for the current type of contactor technology.
• the subject matter of the present invention also makes for a purposeful screening against electromagnetic interference (EMI), which is often a basic requirement for electronic equipment of the type under consideration.
• EMI electromagnetic interference
• Fig. 1 shows in perspective, obliquely from the right and below, one embodiment of the novel contactor device with different compartments for contactor wafers and in which two of the compartments have been provided with contactor wafers of 20-pin wafer type and other compartments have been provided with 10-pin wafers;
• Fig. 2 shows different disconnected parts of the contactor device of Fig. 1;
• Fig. 3 shows in oblique perspective from above the placement of contactor devices in a unit enclosing electronic equipment and intended for, for example, sighting equipment, a side section of the unit and the side section of the contactor device having been removed;
• Fig. 4 shows in oblique perspective above right, the assembly construction of the unit of Fig. 3 together with a further unit in which the side section omitted from Fig. 3 is shown. DESCRIPTION OF PREFERRED EMBODIMENT
• Fig. 1 illustrates a body (sleeve) with two interconnectable side sections 1 and 2.
• the side sections are, here, disposed so as to enclose a substantially rectangular compartment (seen in the horizontal section of the body).
• This substantially rectangular inner compartment is, in its turn, divided into compartments which each in their turn are substantially rectangular (seen in the horizontal section of the body).
• these compartments may be considered as forming two mutually adjacently recumbent rows which are separated by a central partition 3 which extends substantially in parallel with the above-mentioned side sections 1, 2.
• the forward row displays compartments 4 and 5 and one compartment with a contactor wafer 6.
• the inner row according to the figure correspondingly displays compartments 7 and 8 and one compartment with a contactor wafer 9.
• the different compartments are elongate and oblong in the cross section of the body 1, 2 under consideration.
• the contactor wafer 6 and 9, respectively, in question may be of per se known type as sold on the open market, for example a contactor wafer of the RAYCHEN make. Since the design of the contactor wafer is previously known in this art, it will not be described in greater detail here, it being merely ascertained that the contact wafer displays, at its ends, contactor means and connection members for a ribbon cable or the like (not shown.)
• the side section 2 is releasably disposed in the side section 1.
• Fig. 2 shows an example of such releasable disposition.
• the side section is disposed to be fixedly mounted in place by fixing means 10, for example in the form of screws which are provided to be threaded into corresponding holes la in the side section 1.
• fixing means 10 for example in the form of screws which are provided to be threaded into corresponding holes la in the side section 1.
• the side section 2 has been removed.
• the contactor wafer 9 remains in its position in the side section 1.
• a contactor wafer 9' which corresponds to the contactor wafer 9 has been placed between the parts 1 and 2 in Fig. 2.
• the contactor device On the contactor wafer 9 1 , the contactor device has been designated 9a and the connection member 9b.
• the side section 1 has also been extended rearwardly and displays anchorages lb, lc and Id for mechanical clamping members 11 and 12 for relieving the load which may be placed on a connected ribbon cable.
• Such a load-relieving function is per se known in the art.
• the body formed by the side sections 1 and 2 may be designed with compartments for different sizes of contactor wafers. This is apparent int.al. from Fig. 1 which shows that the compartments for the contactor wafers 6 and 9 are larger than the compartments 4, 5, and 7, 8, respectively.
• the contactor wafers 6 and 9 are for 20-pin conductors, while the contactor wafers intended to be mounted in compartments 4, 5 and 7, 8, respectively are for 10-pin conductors.
• the body 1, 2, lb, lc, Id is of metal.
• the clamping members 11 and 12 include metal strips in which rubber coatings 11a are fixedly disposed.
• the walls of the side sections 1 and 2 and the intermediate portion 3 are relatively thin and may assume values of between 0.1 and 0.3 mm.
• the side section 1 is provided with anchorage holes le.
• the side sections 1 and 2 also include anchorage members If and 2a, respectively, which enter into cooperation with corresponding devices on the contactor wafer such that, when the side sections are screwed together, each respective contactor wafer is fixed in its position in the thus formed contactor device of Fig. 1.
• FIG. 3 illustrates the contactor device according to the above disclosure built into a unit 13 which encloses advanced electronic equipment, this, however, not being shown on the Drawing figure.
• the unit 13 In the bottom of the unit 13, there are provided a number of coupling members 14 extending in parallel for assembly boards which are stackably upright and which carry components such as capacitors, resistors, chips etc.
• the unit 13 At its one longitudinal side, the unit 13 also displays an extension 15 in which the above- mentioned contactor device may be disposed.
• one side section of the extension has been removed, which also applies to the side section of the contactor device (Cf. the side section 2 in Fig. 2).
• the contactor wafers in the compartments 4, 5 according to Fig. 1 are designated 16 and 17.
• connection strip 18 is inserted in corresponding contactor means in a connection strip 18 which extends into the extension section.
• the connection strip 18 is substantially parallel with the contactor members 14.
• the connection strip 18 is disposed on the base plate 13a of the unit 13.
• the contactor devices serve as outer connection members to the components on the upright stacked assembly boards (not shown in detail) and their components.
• connection pins project at points where the mutual interconnection between the components on the different boards is effected.
• the conductive outer connection to the contactor device is effected by the intermediary of recesses on the upper side of the extension 15. Half of one such a recess is designated 19 on the Drawing.
• One such sleeve is disposed in each one of the recesses 19 of the extension section.
• the contactor wafers 6, 16 and 17 may be removed together or individually, even though remaining contactor wafers are in place in the interconnected state with the connection strip 18.
• Fig. 4 is intended to illustrate the case in which the unit 13 is included in or disposed with a similar unit 21.
• the units 13 and 21 may be included in sighting equipment where severe demands are placed on the environment of the electronics proper, for example from the points of view of cleanliness, freedom from disturbance etc.
• the side portion 22 of the extension section (Cf. 15 in Fig. 3) is fixedly mounted on the unit 21, showing how the circular lead-ins for outer connection are formed.
• the units 13 and 21, like their extension sections 15, 22, are of metal/alloy.
• the sleeves 20 according to Fig. 3 are of brass.
• the 5 cables (not shown) led in through these sleeves are carefully screened in the sleeves 20.
• the units 13 and 21 are carefully sealed and tight. This entails that a reliable sealing of the electric contacts is realized from the point of view of disturbance, with the result that the electric contact functions are reliably screened-off and guarded against electromagnetic impulses (EMI).
• EMI electromagnetic impulses
• the enclosure will be superiorl .sealed against dust and the external environment.
• the contactor wafers which are disposed between the side section 1 and its associated central partition 3 are non-removably anchored.
• the contactor wafers between the side section 2 and the intermediate partition 3 are removably anchored and may be removed when the side section 2 is dismounted.
• anchorage of the side section 2 in the side section 1 there will simultaneously be obtained: anchorage of the contactor wafers in the thus formed device.
• the invention should not be considered as restricted to the embodiment disclosed above by way of example, and shown on the Drawings, many modifications being conceivable without departing from the spirit and scope of the appended claims.
• the intermediate partition 3 and remaining contactor wafers may be rendered individually removable.

Landscapes

• Testing Or Measuring Of Semiconductors Or The Like (AREA)
• Packaging Frangible Articles (AREA)
• Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
• Details Of Connecting Devices For Male And Female Coupling (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=20361600

Family Applications (1)

Country Status (4)

Cited By (1)

Families Citing this family (3)

Citations (3)

Family Cites Families (6)

• 1985
  • 1985-10-03 SE SE8504569A patent/SE450534B/sv not_active IP Right Cessation
• 1986
  • 1986-10-02 EP EP86906003A patent/EP0244438A1/en not_active Withdrawn
  • 1986-10-02 WO PCT/SE1986/000442 patent/WO1987002195A1/en not_active Application Discontinuation
  • 1986-10-02 US US07/054,180 patent/US4807088A/en not_active Expired - Fee Related

Patent Citations (3)

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