US1759908A - Joist connection - Google Patents

Joist connection Download PDF

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Publication number
US1759908A
US1759908A US278243A US27824328A US1759908A US 1759908 A US1759908 A US 1759908A US 278243 A US278243 A US 278243A US 27824328 A US27824328 A US 27824328A US 1759908 A US1759908 A US 1759908A
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United States
Prior art keywords
mold
joist connection
joists
concrete
joist
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Expired - Lifetime
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US278243A
Inventor
Henry H Lampert
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Individual
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Priority to US278243A priority Critical patent/US1759908A/en
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Publication of US1759908A publication Critical patent/US1759908A/en
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    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
    • E04G17/18—Devices for suspending or anchoring form elements to girders placed in ceilings, e.g. hangers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/44—Three or more members connected at single locus

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Floor Finish (AREA)

Description

May 27, 1936; H. H. LAMPERT 1,759,908
JOIST CONNECTION Filed May 16, 1928 2 Sheets-Sheet l May 27, 1930. H. H. LAMPERT JoIsT CONNECTION I Filed May` 16, 1928 2 Sheets-Sheet 2 jThis invention 'relates fito' llmpvrovedfmeansf for y"snpportin'g1 and j assemblingV concreteloor mold constru'tonsf' f f yIn'L building construction 'fwheref concrete '51 ,floors Aare to :bey erected," ,-it is 'customary'j totv 1 build a mold for,theloW-I'd surfacehojftqhe f ,f floors and to supportY this mold eithei'rom 16 f yccijurse;prefeif'able tosupportitheA mold Vvas 'ments-f adj acentfv the levelffo'fl "the` iioorto be l builtl" "This 'usually involves the provisiony f of, a pluralityof,temporaryjoistsrestingion 1;*5'.theflovverf-langesof ste'el lIbeams forming `i2() floor beams;andifgirdesfwithconcretegl thef f ventjes-elements einteilen,:upv hebamme-ff the moldmnst'befshapedjsoa to'vlho'u'se the:r
steel beams in such 4manner that the. concrete Willow aroundheil- 1.@1f1-.heff0fe agiles' Y heretofore been @thefpractieeff the j mold sup'- porting' joists are .provided vvvith" extensions i l whereby themold "supporting joists may 'be l suspended by tie elements sov as to reduce to'af* minimum the amount' @of retouching thatl has.
' j, to' be done to the..mollded,concrete*and alsof 1 consequently, weaken the concretel structure..
I ll. i The main objects ofythis#inventionarey to provide an improved concreteform construe' tion `AfparticularlyY adapted for use/in the building of concrete floorsl y between. 1st-rue f p tural y steel shapes;l.`toIprov'id'e" an limproved I`415'conerete ifloor Y formgy of `-the, s type involving the use of'joists for supportingcertain secv tions; jto y,provide improved"Inean's` `r fofsusf' pendingth joists; y 't ziplrovd ,improvedmeansof this kind which-fareadaptedzfor i l $56 attachment to the extremitiesof yjoists fjJjoisiLgeolaNfsejTi '-1 taken` fromith'efleftfofvFig. I3; ffigi'g. g5 'is Fig.6is an endelevation of for "suppcrtiiigui joies-'between thestrc-l y i tural shapes g and'to` provide an improvedv bracket adapted yfor attachmentto the joists for supporting and bracing laterally extend` fmghead 4or slielf'elenients thereon; j` .55
".An-lllustrative :embodimentl of this ii'lveni, l f s tion` 1s showninthe accompanying drawings,`. Y,
wherein :e
- kF, lgure '1 'is'airagmentary verticalgsection throughga-o'oncrete-oor mold .constructed am* 5 taken on" the line 14-1 "of Fig.' 2..,
cording ytti-,this nventonjrs'aid section-beging: 'Y y rFie is #vertiersectioned-the'eine taken 'fon thedine Y 2-2' of .'Fig. l'.
:,F'gf' 's a topplan o-oneofthe improved ,65 l
shoes for attachment to the lends if-,aAJ-Oiv-S-Lrv from the right of'jFig'.'3.' Y Fig. 'Y 7 1s'Y perspective`` of one l0`f-1the I embeddedfplwithminor beams5-.usually called;y lik itkvlmedby means ofmold elementsin/ 85" 4 lt e1 ormofzin t'df" 'ff 4 to obviate the u'seof extensionsjon'themoldg 'Vere pans l hav-mg @may L 1 -supportingjoists which leave ylarge holes and beams are suspended by. ities `V6'Ifnasjleaof band-'steel fastenedby meansxoff'tlie clamps,` l
US278243A 1928-05-16 1928-05-16 Joist connection Expired - Lifetime US1759908A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US278243A US1759908A (en) 1928-05-16 1928-05-16 Joist connection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US278243A US1759908A (en) 1928-05-16 1928-05-16 Joist connection

Publications (1)

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US1759908A true US1759908A (en) 1930-05-27

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Family Applications (1)

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US278243A Expired - Lifetime US1759908A (en) 1928-05-16 1928-05-16 Joist connection

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120117911A1 (en) * 2009-07-14 2012-05-17 John Trenerry Building Floor Structure and Process for Forming Same

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120117911A1 (en) * 2009-07-14 2012-05-17 John Trenerry Building Floor Structure and Process for Forming Same
US9803363B2 (en) * 2009-07-14 2017-10-31 Holdip Pty Ltd. Building floor structure and process for forming same

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