US1662119A - Door catch - Google Patents

Description

March '13, 1928. V1,662,119

M. J. I Ewlsl DOOR CATCH F'iled June 5, 1926 una@ 7 I4 I i@ 5 Marga/1,111,611

attomwgd Patented yMar. 13,1928. l i y l I onli-EDI STATES PATENT Norricf n MORGAN a. LEWIS, or MnssILLou, onro.

:Doon- CATCH. Appiieatien sied Jene 3, i926. serial No. 113,475.

The invention relates to door catches prolocated therein tor slidably receiving,- the vided with a pull or push knob whereby the shank upon each end of which may be catch will automatically latch the door in mounted a knob 11 adapted tor pulling or closed position and will be released by a pushing` the door open upon its hinges in 5 pull or push upon the knob to open the door. the usual manner. j

The object of the invention is to provide A pair of angular ears 12 are formed upon a door catch including,` a pivoted latch inemthe outer end portion ot the attachingplate, `ber operated by a spring to automatically the end portions of these cars being rounded engage the striker. upon the door casing, as shown at 13.

10 when the door is closed, a knob for opening The latch operating lever 14 is ,provided 65 the door being operatively associated with Awith a pair of angular ears 15, pivotally con# the pivoted latch member whereby a pull nccted to the ears 12 as by the pin 16. The

or push upon the knob to open the door will free end portion ot this lever is arcuate, as

simultaneously release the latch member shown at 17 for engagement with the inner 'from engagement with the striker; a asknob and provided with the slot 18 which 70 tener'member being associated with the latch receives the knob shank 8.

member or rendering the knob inoperative The latchl member 19 is provided' with whereby the latch may be held iu fastened the angular end portion 2O provided with position against movement ot the knob. the spaced angularears 21 pivoted upon the 2U An embodiment ofthe invention is illuspin 16 and locatedginside of theV lever 14, 75

trated in the accompanying drawing, in the spring 22 normally holding the latch Y which p in the position shown in Fig. 1 and urging `Figure l is a horizontal sectional view the same into engagement with the striker throuh a portion ot a ydoor and door casing 28 upon the door casingQ.

showing the improved door catches as espe- This striker may be provided with thefm cially designedl for use upon screen doors spaced latch keeper portions 2st, thus pro" and the like; vidingr means tor latching the `door in the Fig. 2, a detached perspective view of the event it does notentirelj close, this feature attaching plate; being' especiallyusciul for screen doors as :ai Fi@ 3, a. Similar view ot the pivoted latch the door will'beheld latched 1n closed .posi- S175 operating lever; tion in the event it 4is not fully closed.

Fig. 4f, a detail perspective view of the A cam locking` member 25 is pivotally pivoted latch member, showing' the lock mourltcd Uponthc latch member as by the member thereon, and n bolt or piu 26, a coil' spring 27 surrounding ai Fig. 5, a View `Similar to Figure 1 showthe same and placing sullicient tension therene ing the form of catch adapted tor use upon on to hold the locking cam in adjusted posi Cupboard 10011: and the like tion.r A finger piece 28 may be formed upon Similar numerals ol reference indicate the lOClllg' 051111 for easily operating the corresponding parts throughout the draw- Samoio ing. n With the locking cam in the position W Referring' first to the struct-ure shown in S110Wn in FlgS- l and 4, the flange POFOII 29 f Figs. 1y to 4 inclusive, in which the catch is IGISO normally engages the end portion of especially adapted for use upon screen doors the Operating lever 14T, Thus an outward and the like, a portion of the swing' side of Pllll 01 PllSh Upon the knob Shank 8, in the th@ (loop is Shown at 1 and the adjacent part direction of the arrow shown in Fig. 1, will of the door casing at 2. The attaching plate TOCl the level" 14, upon the pivot 16, moving 3 may be ot' substantially crocev Shape as the latch member 19 in the same direction Shown in 2, the Cross @uns L being pro- -Bd releasing the lfltCll 'fIOHl the Striker. vvided with openings 5 to receive attaching If the looking cam iS given a-quarter turn, 5o screws 6 or the like. so that the flange portion 30 thereof assumes l The inner end portion of this attaching the dotted line position shown inFig. 1, the plate is provided with an opening 7 through operation of the knob shank 8 will merely which the knob shank 8 is slidably mounted, rock the lever 14 upon its pivot without a corresponding aperture 9 being provided affecting the latch member which will be` through the door and a bushing or sleeve l0 held inv the latched position by the spring lm ttl ' plate for 22. Thus the door may be eiectually fastened so that it cannot be opened from the outside.

In the orm of catch shown in. Fig. 5, which is especially adapted for use upon cupboard doors and the like,.the astening cam is eliminated. In this form of the invention the door 1, casing 2, attaching plate 3, shank 8, bushing 9 andknob 1l ma be substantially'the same as in the form a ove described with the exceptionthatonly the outer knob is providedupon the shank as doors ofi this kind `are not designed to be operated from the inside. The lever 14 and'latch 19 are integral or, rigidly connected together andthe striker 23 may if desired be of the double form shown in Fig. l.

The operation 0f this form of the invention is the same as that described and illustrated above when the fastening cam is in the position shown -in Fig. l; an outward pull upon the knob releasing thecatch from` the striker.

I claim: n

1. A. door catch including an attaching mounting upon a door and provided With a pair O angular ears, a latch member provided with a pair of angular ears, a. pivot pin connecting the ears of the plate and latch member, a striker, a spring between theplate and latch member for normally urging the latch member into engagement With the striker, a Vlever operatively associated With the latch member, a knob shank slidably mounted through the door and operatively connected to the lever and means for disconnecting `the lever Jrom the. latch member whereby the latch member Will :remain engaged with the keeper when the lever is operated. y

'2. ,A door catch including an attaching late for mounting upon a door and provided With a pair of angular ears, a latch member provided with a pair of angular ears,`a pivot pinconnecting the ears of the plate and latch member, a striker, a spring ymally urging the latch member between the plate and latch member for normally urging the latch member into engagement with theV striker, a lever operatively associated with the latch member, a knob shank slidably mounted through the door and operatively connected to the lever and means upon the latch member for disconnecting the lever from the latch member whereby the latch member will remain engaged with the keeper when the lever 1s operated.

3. A door catch includingr an attaching plate for mounting upon a door and provided with a pair of angular ears, a latch member provided with a pair of angular ears, a pivot piny connecting the cars ofthe plate and latch member, a striker, a. spring between the plate and latch member for normally urging the latch member into engagement'ivith the striker, a lever operatively associated with thc latch member, a knob lshank slidably mounted through the door and operatively connected to the lever and a cam fastener for disconnecting the lever from the latch member Whereby'the latch member will remain engaged with the keeper when the lever is operated.

4. A door catch including .an attaching plate for mounting upon a door and provided with a pair of angular ears, a latch member provided with a pair of angular ears, a pivot pin connecting the ears of the plate and latch member, a striker, a spring between the plate and latch member for norinto engagement with the striker, a lever operatively associated with the latch member, a knob shank slidably mounted through the door and operatively connected to the lever and a cam fastener upon the latch member for disconnecting the lever from the latch member whereby the latch member will remain engaged with the keeper when the lever is operated. i

In testimony that I claim the above, I have hereunto subscribed my name.

MORGAN J. LE'WIS.

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