US1829468A - Ladder and carrier therefor - Google Patents

Description

Oct. 27, 1931. w BARNETT 1,829,468

' LADDER AND CARRIER THEREFOR Filed April 25, 1929 2 Sheets-Sheet l INVENTOR. WlLL/AM EAR/V577 "VIA/E55 07: BY a ATTORNEYS.

Oct; 27, 1931. w. BARNETT LADDER AND CARRiER THEREFOR Filed April 25.

192 2 Sheets-Sheet 2 INVENTOR.

a mum/w SARA/E7) BY M ATTORNEYS.

et a ladder. views,'the letter A generally indicates an ex- Patented Oct. 27, 1931 LADDER Am) CARRIER irnimnron, 1

Application filed April 25, 1929. Serial No. 357,999; M i w i 13.. r "This invention appertains to fire ladders in use, the, body straps'being shown removed ,and more particularly to arlife saving attachfrom the carriage: i

merit and safety device therefor. i Figure 2 is afront elevation of the same: 'One of theprnnary ob ects of my inven- Figure 319a horizontal section taken on tionis the provision of anovel carriage for the line- 33 of Figure 1 looking in; the '35 association with the usual extension the laddirection of lthe'arrows the body straps being ders,with means-for raising the carriage on shown removed: the ladder, whereby-people can be safely Figured is a fragmentary vertical-section lowered down the ladder thereon. taken on the line Hot Figure 3 looking in A; further object of the invention is the the-direction of the arrows illustrating the provision of novel guides carriedby the carformation of the" novel carriage, the body riage for engaging thevarious sections of the strapsbeii'ig shown removed: "extension lander, whereby the carriage will Figure 5 is a detail horizontal section be effectively guided duringits raising and taken on the line 5 5 of'Figure l illustratlowering movement. lngone of my novel guides associated with ,A fur her object of my invention is the the carriage and" engagingthe various exprovision of novel means for strapping a pertensions of the fire ladder, and I son-iii the carriage so as to prevent the fall- Figure 6 a fragmentary detail perspecjing of the person from the carriage, should tive'viewshowing aportion of the rear face i t e person be'overcome b smoke or the "he. of the-carriage and one of the guides asso- 71) A further object of the invention is the ciated therewith; j

oijision of novelmeans for associating a 7 Referring to the drawings in detail, wheres with the side of a carriage'so that the in similar "reference characters designate hose'can-be effectively brought up the side corresponding parts throughout the several A further object of'my inventionris the tension fire ladder and'B niy improved attachprovision of a novel gangway whichcan i1cnttl1erefor. V i i be detachably associatedeither with the lad- The extension fire ladder A can. beof'any der or the carriage, the gangway being adaptpreferred or conventional character and inand for resting on the sill thereof so that 11. As in the usual construction, the upper persons in the building can gain easy access extensioirll is of a less width than the lower 0 e ladder or carriage section lO and t-he side bars 1 2 of the section A still further object of the invention is '11 are, arranged withinand spaced from the i V to provide an improved fire ladder attachment side-rails '13 of the lower. section 10. These :85 of the above character, which will be durable sections 10 and '11 are held together in any and efficient in use, one that will be simple preferred way. i 7 and easy to manufacture, and one which can In accordance with my invention, Lproplaced upon the market and incorporated id n v nov l achment B' which comprises with a conventional extension fire ladder at a achair or carriage 15 preferably. but t. reasonable cost. necessarily. formed of sheet metal. "This car- \Vith these and other objects in view, the riaae en bodies a rear wall "16 and. a bottom invention consists in the novel construction, wall l'l'which is arrangedinahorizontalplane. rrangel'nent and formation of parts, as will the rear wall- 16 being preferablv arranged be hereinafter more specifically described, at an angle tot-he vertical soas to conform I claimed, and illustrated in the accompanying to: the inclination of the ladder A when the drawings, in which drawings: same is placed against't-he side of a building, Figure 1 is a fragmentary side elevation and thus therear wall16 and the b'ottomwall of an extension fire ladder showing my im- 17 are disposedat an obtuse angle. A seat .31" ed m b d b ki Open window 'clude's a-lowersectionglO and an upper section 780 proved device incorporated therewith and portion 18 is associatedwith theca-rr-iageand includes a bottom or seat member 19 and a depending fr0ntextension'20, Theseat can be bolted or otherwise secured to the rear wall 16 while the lower edge of the extension can be bolted or otherwise secured to the bottom wall17." j The space formed' by the seat bottom 19 and the extension 20in connection with the rear wall lfi'ianfd the bottom wall 17 can beused for any purpose suchas a storage place for hose or the like. It is to be noted that thebottomkwall '17 extends be yond the seat soas to form afootrest andthe v extreme front edge of this wallcan be rolled as at 21 for the receptionlof .a reinforcing and supporting rod 22; the purpose of which 'will belatendescribed? I Suitable means can bev for s trapping a eperson inth-e-carriage, andthusl? probody of the person in the carriage. l

vide at spaced points loops 23 for the ,Iieception. of straps .24:which; can extend about the In accordance with my inventionlproyide novel a guide means: for; the, carriage 'andi this guide; means COn lStSf of; substantially Urshaped -gul eimembers. 2 Wh Ch can riveted; or otherwlseasecured to; lthegrearaf of the back wall \16 adjacentjto the} corners thereof. fllheseguide members, can be formed off-sheet 5 metal 2 -and. .;can; befprovided with flanges along their side; edges] for connection I ,with': ;.therear; wall;16. -These guides; areso. 1 arranged that the samewillengagethe inner ,face'sof the rails 13 of the'gla dder section 10 when? the carriage is on 1 the -.1ower; section alone t and will ride. between ,thefrails 13 f 'the 'lower section 10 and thearailsz 12 'ofthe upper section" '11 at: the :point of connection ,of said sections and when thecarriage' rides I above'u lower; section 10,,the. guides 25 will engage the :outer ,faces of the rails 12 of the upper section-:11 ,al'one Any desired means can der; but I prefer to provide a 1 cable- 26 con- I :over; a. pulley 27. secured to. the uppermost rungs of thetlupperaladder section' ll. The vc leX an e bebwms t wn a ong th in? ner [face of the ladden to ;the ground: so as ftoIconst-itutefai'pullmemberfor raisingand i. V lowering the' carriage; j It obviousthat byythis carriage persons for firefextension ladders. v

Changes in details, [may departing from the spirit or the scopeof'this Qproyided; "for 7 raising ,andlowering the. carriage on the ladnsze ies" "1512i 1:3 1:1

carriage'15. When the gangway associated withthe ladder, the ladder is placed directly infront of the window from which a rescue isto'be ma-de'and the bifurcated ends 33 of the rails 81 are placed over the desired rung and thegangway is then swungdown withv force against the windows forbreaking s the' 'sameg in Persons can then? walk from the window to, the ladder. Then the gangway is associated with the red 22,- the :la'ddercanbe placed adjacent the side of the window and the gangway canbe *swung'down withforce for breaking in the window and persens can then walk safely for raising and :loweringlhoses and to provide for this contingency the sides of the caroriagecan be Jprovided'with hooks or the like 34: :which can form brackets. or supports for -thefnozzlesof the hose 7 From the foregoing descriptionyit.can be" seen, that I haveiproyidedan exceptionally simple and; practical life gsaving attachm'ent invention, but: I}

VJhatI claim as new is:

]The combination with an "extension fire ladder including a lower section-and an upper section, each section nincluding rails spaced from one another,.of I an" attachment therefor including a carriage, inwardly ex tending guides= carried by-fthe ':rearface of the" carriage] adapted to engage the inner and the outer faces of the rails of the other be I without faces of the rails of one section of the ladder sectionof the; ladder-and to slidebetween said faces or the rails of the ladder at, the

meeting point. thereof, and means 'forraisingandloweringsaid carriage; w a A In testimony. whereof I'aflix my signature.

- 5 WILLIAM BARNETT;

way is preferably; formed; from iron or vsteel so as to permitkthe same to be -used for breaking in windows-and.the likel "The'for -wardf lte'rrninal's of the. rails31 can be bi- -furcated t0 "provide yokes for engaging {any 11 1 7': oneoftheirungs-ofthe ladder, asthecas'e f'j'; j enaybe,iolgthe; rod-22011either-side of the

Images