US2383574A - Latch for hospital doors and the like - Google Patents

Description

Aug. 28, 1945. H. GQVOIGHT 2,383,574

LA TCH FOR HOSPITAL DOORS AND"THE LIKE Filed Nov.- 17, 1945 Patented Aug. 28, 1-945 2,383,574

2,383,574 a LATCH" FORZHOSPITAL'DOQRSLAN-D THELIKE'; 1 Henry, Voight; HamdenQConn. assignor w v Sargentdt-CompanmNewHaven,,-Conn.;a,cor

j lioratiomof'Connecticut I Application November 17, 1943;; serial-Nd. siesta... V I p I il'Claim. (c1.-292- '-'r*10*)=;f invention. relates to a latch for hospital upon.oppositessidiesrofithewdoorwherebythelatch .vdoorsrorth k dparticularly 1 w t bolt; maybe retracted and the. door opened from may betermed a push-pull latch inthat the either' sidebyta.lpush-epullzoperation. latch bolt may be retracted by eithera pushor a hi l- 1 1 8 cti the inv n i -ls to pr pulloaction upona handle oroperatinelever arr a; door latchzof: the fly-D wherein n' edi attheioutsideofi the door; the hanrlie'arranged at: theoutside ofthei door, It is: desirable to provide somef'orm ofil'atch-ing is: provided withia free end; portion-spaced from device. forhospital doors an -the like "to hold the door-sol thatdii m y e ne d- 11 1 e t er in closed: position On the other hand, 'sidevby'the foreaizmaorwristof anyone; desiring nurseszanct attendantsldesi-ring to-opensuehdoorsi0 penthedoorz oftemdoi nothave' them-handsfree to operate a To "these and; othenends,v the invention relates lmobiorother door-handleowing'tothe fact that to the novel features and combinations. ofi'parts y ight: be cairying'artic'IeSi rr their hands to'beihereinaifiter described and claimed.

which they: do-notr-wish to-set: down.- Therefore, Imthe: aeoompanymg drawing-z itis; desirable toprovidea handleor otheroperah, Fig: isamedeeviEW oria portionofadoorproine" member of tllie'face of the door such-that it uidedhwith a latohstructureembodying my immay :be. operated by pressure of the arm orwrist, prominent;

andtit:is;also-veryadvantageousthafi-the-operat- Eig1: 2 .a fironteelevational vievwof the latch 'ing. member be movable either direction 'to' restructure and doorxhandle;

iu-acttheilatch boltthatvi's to-say'that the latch igoin. liligi. this a. sectional .view: on line 3-3: of1Fig.- 2; bolt shouldbe retracted-by the movement of the Figaii lti sz a sectionahviewon linei4:-4: of: Fig. 2;

handle either towardwor away from the door. and I With such anv arrangement; anyone desirin to Rig. 5: is. aav-ievr the latchibolt structure and enter a room mayiengage the-doorhandle with casing? wlthrtheucover of: theicasingziremoved to the wrist or forearm and pull it toward himself, '25: show the mterion constructiom, r 1f therdooropendiii that direction, or push it -'Iloillustrateaiprefierrentembodimentof myintoward the door if the door opens in the other v fi bnrfihava hawna portion .ofa door. I0 hav- 4 direction, so that pressure in one direction orthe i o nte ere n a atch s I I provided ith other will both retract the latch bolt and serve to a face plate l2, th h Which pr a a h push or pull the door to open position. bolt l3. The casing may be of generalcylindrical It is contemplated by the present invention to form, as shown, 50 h i m e inserted i a provide a door with a latch bolt to retain it in bore provided through the edge of the door. closed position and provide, upon one or both The bolt I3 is provided with a tail or stem comfaces of the door, an operating handle which will prising a pair 'of spaced platelike members l4 and be provided with a free end spaced from the door 5, between W ch is i po ed a Spring is Which so that this end may be engaged by the wrist or acts against the bolt head at its forward end and forearm upon either side, and provide connections against a postll at its rear end, the post being between the handle and the latch bolt so that the secured to the lock casing whereby the boltwill be bolt will be retracted whether the handle is pulled urged to protracted position.

in a direction away from the door or pushed 40 Between the members I4 and I5, and p c d toward the door. re'aryvardly of the post I1, is rotatably mounted One object of the present invention is to provide an anti-friction roller I8, this roller being cara latch of novel construction for hospital doors ried by a pin I9 mounted in the spaced members or the like. l4 and I5 of the bolt stem. Rearwardly of the A still further object of the invention is to proroller, these two members may be connected as at vide a latch for hospital doors or the like having 20 to provide rigidity to the stem.

a handle, pivotally mounted upon the face of the A bolt actuating member or bar 2| extends door and designed to be moved toward or away through thecase II and is mounted to slide transfrom the door, and connections between the hanversely of the case through openings 22 in the dle and latch such that the latch will be 16- side walls thereof, these openings being slightly tracted upon the movement of the handle in. wider than the thickness of the actuating bar so either direction. that the latter may have a certain amount of I A still further object of the invention is to provertical play. This bar is provided, adjacent its vide a. latch structure of the character described, center, with a notch or recess 23 of general wherein the handle mechanism will be duplicated v-shap d f rm, within which the roller l8 nor-

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