US2107687A - Door latch - Google Patents

Description

Patented Feb 8, 1938 I UNITED STATES PATENT OFFICE DOOR LATCH William Edward Brown, Oakland, Calif.

Application May 4, 1937, Serial No. 140,763

2 Claims. (Cl. 292-78) This invention relates to pivoted latches dewalls l0, between which the latch member ll opsigned primarily for use in securing closet doors erates, the latch member extending through an or the like, in their closed positions. opening in the plate 8, as clearly shown by the An important object ofthe invention is to prodrawing.

I vide a latch of this character which will securely This latch member II, is formed with a curved 5 hold the closure or door in its closed position, surface I 2, and a substantially straight edge 13 but will permit the closure to swing open when extending at an oblique angle with respect to the force is directed ,to the closure in pulling the cloedge N that is disposed within the latch frame, sure open. under normal conditions. The straight edge I3 vWith the foregoing and other objects in view, is so formed that an extension I5 is provided at 10 which will appear as the descriptionproceeds, the one end of the latch member I I, the extension deinvention resides in the combination and arrangefining a shoulder which rests against the plate 8, ment of parts and in the details of construction normally holding the latch member within the hereinafter described and claimed, it being unframe. derstood that changes in the precise embodiment An opening is formed in the latch member ll, 15 of the invention herein described, may be made near the upper edge thereof, the opening being within the scope of what is claimed, without dedesigned to accommodate the section l6 of the parting from the spirit of the invention. U-shaped link H, the link having right-angled Referring to the drawing: end portions [8 extended in opposite directions, Figure 1 is a transverse sectional view through to fit within the openings l9, formed in the side 20 a closure and its frame, illustrating a latch conwalls of the latch frame. :structed in accordance with the invention, as Extending transversely through the latch 'mounted within the closure frame. frame, is a pin indicated by the reference char- Figure2 isa front elevational view of the latch. acter 0, wh h pi p vi a p r for h 5 Figure 3 is a view of the keeper plate, used in spring member 2|, which is formed of a length 5 a part.

connection with the1ateh of wire material, bent upon itself to provide a ure 4 is an end elevational view of the latch. W latch member engaging portion and arms Figure 5 is a vertical sectional view through t a s 23 having their free ds d p s d the latch illustrating the pivoted latch memb in notches 24 formed in the latch frame, as shown in its active position. by Figure 5 of the drawing. The intermediate 30 Figure 6 is a sectional View through the latch, portions of the spring member, are coiled around illustrating the latch member as moved to its int e pin 0, in Such a W y es 110 e resiliency to active position, when the closure is being moved the spring member, and at the same time securely to close thecloset or cupboard of which it forms mount the spring member within the latch frame.

. From the foregoing it will be seen that due to Figure 7 is a sectional view through the latch the construction shown and described, the keeper illustrating the position of the latch member plate, which is indicated by the reference char- When the closure is moved in the direction indiactor 25, and which is carried by the closure, will cated by the arrow, to open the closure. contact with the latch member II, when the clo- 0 Figure 8 is a sectional view through the upper sure is moved to its closed position, moving the 40, portion of the latch frame. latch member into the latch frame, or to the po- -.Figure 9 is a perspective View of the link which sition as shown by Figure 6 of the drawing. pivotally connects the latch member to its frame. When it is desired to move the closure to its Referring to the drawing in detail, the referopen position, the closure is pulled in the usual ence character 5 designates a portion of the frame way. It follows that the keeper plate 25 moving 45 in which the closure 6 operates. The section 5 against the curved edge of the latch member ll, 7 of the frame, is cut out to accommodate the latch will cause the latch member to move inwardly, I indicated by the reference character I. This and assume a position as shown by Figure '7, re-

latch includes the securing plate 8 formed with leasing the closure to allow the closure to be openings to accommodate securing screws, wheremoved to its open position. 50 by the plate may be secured within the cut out Having thus described the invention, what is portion. The reference character 9 indicates the claimed is: lat'ch, frame,.that is secured to the plate 8 and l. A latch for latching hinged closures, comextends therefrom, as clearly shown by Figure 5 prising a frame having an opening, a latch memef t e d e f a e embodies Spaced d ber pivotally mounted. within the frame and extended through the opening, a substantially U- shaped link pivotally connected to the latch member near one end thereof and having right-angled ends fitted in openings formed in the side walls of the frame near the opposite end of the latch member, a spring member mounted within the frame and bearing against the latch member at a point between the pivot points of the link, whereby the latch member will move inwardly when the closure is moved to either its open or closed position.

2. A latch for latching hinged closures, comprising a latch frame having an opening, a latch member extended through the opening, a U- shaped link pivotally connected with the latch member, said U-shaped link having right-angled endsfitted in openings formed in the frame, pivotally mounting the latch member within the frame whereby the latch member will move into the frame when the closure with which the latch member is used, is swung to its open or closed. po-

sition, and means for normally urging the latch 1Q

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