US4427249A — Low height ADS connector

Claim 1

Independent Claim 346 words

A connector mountable on a printed circuit board for holding and electrically connecting an active device substrate to conductive traces on the board, the connector comprising: a. a housing of insulating material formed in a square frame configuration and having corner blocks, side walls extending between and connected to the corner blocks and a floor, said blocks, side walls and floor defining an upwardly open, substrate-receiving compartment, the side walls having a step on the lower, outer surface providing an upwardly facing ledge, spaced openings extending through the side walls and into the central compartment and grooves extending across the ledge normal to the side walls, each groove connecting with an opening and latching means on each of the corner blocks, b. first and second contact elements stamped and formed from a conductive material and having a C-shaped section with a contact surface at the free end of the upper limb and a depending pin at the free end of the lower limb, the lower limbs on the first elements being longer than such limbs on the second elements and further, being bent horizontally so that the pin depending therefrom is displayed horizontally with respect to the upper limb, said elements being positioned in the housing with the upper limbs positioned in the grooves on the steps of the side walls and extending through the openings so that the contact surfaces are positioned around the periphery of the central compartment and adapted to electrically engage an active device substrate which may be placed therein, and the lower limbs extend underneath the housing with the pins depending therefrom for insertion into a printed circuit board, the first and second elements being loaded in the housing in alternating fashion so that the pin on each first element is in line with the pin on an adjacent second element; and c. a cover for placement over the housing and having latching means for engaging the latching means on the corner blocks so that an active device substrate which may be placed in the central compartment will be retained therein.

Claim 2

Dependent Claim 346 words

A connector mountable on a printed circuit board for holding and electrically connecting an active device substrate to conductive traces on the board, the connector comprising: a. a housing of insulating material formed in a square frame configuration and having corner blocks, side walls extending between and connected to the corner blocks and a floor, said blocks, side walls and floor defining an upwardly open, substrate-receiving compartment, the side walls having a step on the lower, outer surface providing an upwardly facing ledge, spaced openings extending through the side walls and into the central compartment and grooves extending across the ledge normal to the side walls, each groove connecting with an opening and latching means on each of the corner blocks, b. first and second contact elements stamped and formed from a conductive material and having a C-shaped section with a contact surface at the free end of the upper limb and a depending pin at the free end of the lower limb, the lower limbs on the first elements being longer than such limbs on the second elements and further, being bent horizontally so that the pin depending therefrom is displayed horizontally with respect to the upper limb, said elements being positioned in the housing with the upper limbs positioned in the grooves on the steps of the side walls and extending through the openings so that the contact surfaces are positioned around the periphery of the central compartment and adapted to electrically engage an active device substrate which may be placed therein, and the lower limbs extend underneath the housing with the pins depending therefrom for insertion into a printed circuit board, the first and second elements being loaded in the housing in alternating fashion so that the pin on each first element is in line with the pin on an adjacent second element; and c. a cover for placement over the housing and having latching means for engaging the latching means on the corner blocks so that an active device substrate which may be placed in the central compartment will be retained therein.

Claim 3

Dependent Claim 235 words

A connector mounted on a printed circuit board holding and electrically connecting an active device substrate to conductive traces on the board, the connector comprising: a. a housing made from an insulating material and having side walls enclosing an upwardly open compartment adapted for receiving an active device substrate, said side walls having openings extending therethrough and into the compartment, further the housing having a corner block at each corner, each block having latching means on one vertical surface thereof consisting of a downwardly facing shoulder, said latching means being on opposite sides of the housing; b. contact elements of conductive material having a C-shaped section with the upper limb extending into the compartment through the openings in the side walls for abutting, electrical engagement with an active device substrate which may be in the compartment, with a lower limb extending below the housing and having a pin depending from the free end for insertion into the printed circuit board for electrical engagement with traces thereon; and c. a cover of generally square configuration and having an arm extending obliquely outwardly from each corner with each arm having a latch on the free end thereof, said latch including a depending member and an inwardly projecting lip adjacent the free end thereof, said cover being attached to the housing by forcing the lips on each latch in under the downwardly facing shoulders on the corner blocks.

Claim 4

Dependent Claim 235 words

A connector mounted on a printed circuit board holding and electrically connecting an active device substrate to conductive traces on the board, the connector comprising: a. a housing made from an insulating material and having side walls enclosing an upwardly open compartment adapted for receiving an active device substrate, said side walls having openings extending therethrough and into the compartment, further the housing having a corner block at each corner, each block having latching means on one vertical surface thereof consisting of a downwardly facing shoulder, said latching means being on opposite sides of the housing; b. contact elements of conductive material having a C-shaped section with the upper limb extending into the compartment through the openings in the side walls for abutting, electrical engagement with an active device substrate which may be in the compartment, with a lower limb extending below the housing and having a pin depending from the free end for insertion into the printed circuit board for electrical engagement with traces thereon; and c. a cover of generally square configuration and having an arm extending obliquely outwardly from each corner with each arm having a latch on the free end thereof, said latch including a depending member and an inwardly projecting lip adjacent the free end thereof, said cover being attached to the housing by forcing the lips on each latch in under the downwardly facing shoulders on the corner blocks.

Claim 5

Dependent Claim 58 words

The combination of claim 2 further including outwardly projecting tabs on each arm and on each depending member, said tabs on the depending member providing a catch for a pry-type tool tip and the tabs on the arms providing a fulcrum point so that upon pivoting the tool, the inwardly projecting lip may be withdrawn from the shoulder.

Claim 6

Dependent Claim 157 words

A cover for pressing and retaining an active device substrate, or the like, into engagement with contact elements in an insulating housing having a downwardly facing shoulder at each corner, said cover comprising: a. a frame of four sides defining a central opening, b. arms extending obliquely outwardly from each corner of the frame, c. a latch attached to each arm and having a depending member with an inwardly projecting lip at the free end thereof so that the cover may be attached to the housing by forcing the lip on each latch in and under the downwardly facing shoulders on the housing corners; and d. outwardly projecting tabs on each arm and on each depending member, said tabs on the depending member providing a catch for a pry-type tool tip and the tabs on the arms providing a fulcrum point so that upon pivoting the tool, the inwardly projecting lip may be withdrawn from the shoulder.

Claim 7

Dependent Claim 157 words

A cover for pressing and retaining an active device substrate, or the like, into engagement with contact elements in an insulating housing having a downwardly facing shoulder at each corner, said cover comprising: a. a frame of four sides defining a central opening, b. arms extending obliquely outwardly from each corner of the frame, c. a latch attached to each arm and having a depending member with an inwardly projecting lip at the free end thereof so that the cover may be attached to the housing by forcing the lip on each latch in and under the downwardly facing shoulders on the housing corners; and d. outwardly projecting tabs on each arm and on each depending member, said tabs on the depending member providing a catch for a pry-type tool tip and the tabs on the arms providing a fulcrum point so that upon pivoting the tool, the inwardly projecting lip may be withdrawn from the shoulder.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	1987-01-23	1987-07-25	1988-01-24	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	1991-01-23	1991-07-25	1992-01-24	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	1995-01-23	1995-07-25	1996-01-24	$7700.00	Window Closed / Lapsed

Low height ADS connector

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