US956042A - Packing. - Google Patents

Description

' limp sag.-

difvomm m A.

J. CRANE.

PACKING.

APPLICATION FILED June. 191v Patented Apr. 26, 1910.

50 of the central portion, ;iyliich is p'roiridedi STATES PAI N F E- PACKIN compqsed pfthe gra hite amtof commerce 'to which has been e ddjedsf fi ake' graphite and hicagc, canysuitable lubricating dil,.this coatin =bed State'o fllli ois, ing indiciitedflat' 6.3-; nuniberofjt hes eetseo ;-and ,.,ii'sfefulFIm "'s'o prepared are placed 'togethegj as shown in whlchi-the 'fol ig.'=1, and-{then rolledup .i'ntocylindrical kmg employed '1 shows ":1" cylinder" partly ;coii1p eted. -;The

, the particular structure'thns feriiied is, then covered with a 65 Be it known thehL tJOHN CRANE citizen of the United 'Stetes,, 17esiding; at."

V in the county gif cook a' prq'vement's'ir'iconstruction;" for all purposes quired.

r irements 'app 103131011 for efiicicnt; {23nd dursih'le cut into varimisflen g t 'ments in ;each}pa"" used, and ltqffur "s bent intq vEr'pu 5 not;eiisily aflectedjfhy'heiitj IEprefer to-u se s forthisfpurpose qrdiniiry graphite paint.

' Aftei"e'pplying thisffreely tq" the outer sur- 75 'fae'h ndfbefioie the paint'is di'y, the-cylin- Contact V v dered gra"hite,the resulting colvering being" Further-'Ob ectsof this invention re t d.sighatedihy1'th enninei;al 10. prpduce a peck n? that will.hgxve;r; the rre+; (here-a p'zick'ingjbf'censiderehleisize isesoz 25 qulreddegreefbfje iyi th a re niredffer"thejpurposes' Of-conomwanden the s'tizuctjnr, the bulk of the inei'ior hrfouiida'tleni-p rti nis eomposedofi lllibely-re'w afibr'ous' or'e, ihdicatcd at 11 in Fig. 3.-

tained ln'sha'pe iiheifso' molded lt0 fllIIIliSll Heaiy'cntton wicking for hemp rope may be 85 ta a packing cens triicted bfisui b 1 en' ploycd for'thiscci e, which is placecl'in' and 1n sue amanner"thfat V w t with-the superposed lead sheets and vehicle forepplyiiigliibricgin I I d i J! hen rolled about the said core to able parts of a joint,tOtWhiChIifiJnQY-bc ap i form n cylinder. Before this core is put in e materials acter stated that will preservelits' plastic; with the graphite paint and oil com aound and lubricating qualities indefinitely when as shown-by the heavy line 12, in ig. 3. stored. The final cohting' in" any casemay. be: es-r I accomplish the'desird results means pl1i1ltum',"a hydrocarbon painter anyisuitof the structure illustrated ing th able'compound that rilljform a protcctivc=95- 40 pzmying drawingfwhichiiqrms a-parti of coveringyp ovided it is not of such hfnature this application, the deta'ils'df ecnstructi dnas to impa f't iejquality of the lubricating heing disclosed in the fqllowing-views i e componnd ji'yhich is 6n the inside. A fur- Figure l is a persp'ectiiic-fvie of se-vgral thcr-purpbse 0'f the duter coalhig is to .prew 4 superposed sheets of flexible rolled into cylindricalforxr 'tq produce '1:

' central :thus preserving it for an hnlefinitedpcriod portion of my improved packing? 41nd permitting "it to bekepten hand for Fig. L is u transversesection;of-:the1com some time witho'i' t detei'n ration.

plcivil pacln'n'g, 'and Fi'g. 3 -is}a "tmnslverse This packing is to be'gxsed for all cases to section of a modified fojrm of i onstrtlction iclcs are usually adapted and 10b Wlll' be-found to serve the purpn'sejntended' v with a core. I s'incc-tl lc cslinder-is moi c or less cla'stigend.

" Referring to the details of the drawing, 'at the same tithe-"0f a-plastic character; so the numcral' uindicntes sheets of lead cfexthat it will 'yicld read1ly tq pressure and of the packing; Thefsheets are'first treated,=-' irregularities oftlie sggfgccs with .iwhich, it by applying to theii: (surfaces-a cglnpound s incontaict and W!" retain its shape by reaplied, and to providej'ah iirticle'of 'the chap place It should first be thoronghly coated fvcnt-the oils from (lrvingmit of 'the'packmg';

trcmedhinh'ess 'which f9rm th e fo lihdatioii 'r'nav lie :caslly moldcdto conformvto theq u,

son of the consistency of the paint and other coatingswhigh enter, into its' construction, at

the some tim'e'the contained oil and graphite --\vi1-l produce an eflicient lubrication when up lied to moving parts;

{aving thus described invention what I cla1m'as new,is:- I 1. In a packing; the combination of a plurality of superposed thin fie'xiblemetallic s he' ets arrangedm'eylmdric form, a lubrieating compound :Eplied-to the surfaces of said sheets before ey are so arranged, layers of fibrousmaterial wrapped-around the 1 'saidfcyiinder, and .a protective coating of 15' 1 face oitjthestructure s? formed;

hydrocarbon-paint-ap ied to the outer sur "2,131 a packing, .the' combination "of a,

fibrous core, j metallic layer surrounding sa-id core,. said Layer; beln composed of sliperposedthin sheets 0 I ad separately 1 ,cover'ed with a lubricating compoundand rolled up into compact form, layers of fibrous material surrounding the metallic layer, and an adhesive heat resisting protective covering for the entire structure.

3. In a packing, the combination of a fibrous core, a lubricating compound a -;.v

-.p1ied to said core, a metallic layer surroun mg said core, said'layer being composed of superposed sheets of lead, a coating of Iubri- 31 eating substance applied'to said sheets of lead, a lever of cotton wicking covering the said meta lic layer, a wrapping of twine surrounding. the cotton layer, and a protective coverlng of paint applied to the outer sur- 3:

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