US2186174A - Means for forming glass bottles, jars, and the like - Google Patents
Means for forming glass bottles, jars, and the like Download PDFInfo
- Publication number
- US2186174A US2186174A US100944A US10094436A US2186174A US 2186174 A US2186174 A US 2186174A US 100944 A US100944 A US 100944A US 10094436 A US10094436 A US 10094436A US 2186174 A US2186174 A US 2186174A
- Authority
- US
- United States
- Prior art keywords
- plunger
- jars
- stem
- glass bottles
- head
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B9/00—Blowing glass; Production of hollow glass articles
- C03B9/30—Details of blowing glass; Use of materials for the moulds
- C03B9/36—Blow heads; Supplying, ejecting or controlling the air
- C03B9/3645—Details thereof relating to plungers
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Description
Jan. 9, 1940. T. F. PEARSON MEANS FOR FORMING GLASS BOTTLES, JARS AND THE LIKE Filed Sept. 15, 1936 Patented Jan. 9, 1940 S V r L UNITED STATES PATENT OFFICE MEANS FOR FORMING GLASS BOTTLES,
- JARS, AND THE LIKE Thomas Finney Pearson, Pontefract, England, as-
slgnor to Crown Cork & SealCompany, Inc., New York, N. Y., a corporation of New York Application September 15, 1936, Serial No. 100,944
In Great Britain November 21, 1935 2 Claims. (Cl. 49- -18) The present invention relates to machines for tary to the shoulder l8 of the cap IT on the free forming glass bottles, jars and the like, and has .end of the stem l6 of the diaphragm l5, so that for its object improvements in means for applythe enlargement 2| of the upper end of the mg vacuum or pressure or both to the neck stem 20 rests freely on the shoulder l8, that is moulds, parisons and blow moulds of said mato say the plunger I9 is freely suspended from 5 chines. the diaphragm. A spring 22 is located between According to the present invention a plunger the shoulder I8 of the diaphragm unit and the head is freely suspended on a'displaceable guide upper radial face of the plunger so that the element which lowers the plunger into an operplunger is both freely and resiliently suspended able position within a mould or mould ring. from the diaphragm. In addition, a second 10 Preferably the suspension is by wayof a respring 23 is mounted between the cap I1 and silient connection such as a spring which is the upper end wall of the blow head so that the mounted between the plunger and an abutment diaphragm I5 when displaced longitudinally 0n the displaeeeble guide e w c utwithin the blow head l0 moves against the action ment preferably consists of a collar integral with of the spring, It will be seen that when the pres- 15 t e uide element. sure or vacuum is applied through the open end From another aspect 0 the present invention 24 thence through the bore of the stem and a hollow stem of the plunger Communicating With the radial passages 2| of the plunger I9 to comradial Passages in the p g d a a fleeting pact a. charge of glass held by the neck ring or 20 resilient engagement W and e d lellgito partially blow or wholly blow said charge into 20 tlldine-lly Within a hollow Stem a diaphragm a hollow article of glassware, theonly place which P which in turn is displaeeeble Within, leakage may take place is between the compleand has a; sealed relationship with, a ch mentary elements 2l' it which is wholly imsuc as a b ow ea n'w o the plunger p material in as far as successful operation of ates. oo seque ceslisht late displacement the apparatus is concerned. By this means a 25 is p si of the p u ead tive o free suspension of the plunger within the blow neck or other mould in which the Plunger operhead structure is obtained to permit the plunger in rder to establish alignment therewith to center itself in the neck ring when it is disdurmg waking said alignment being enacted placed into the latter prior to applying a vacuum automatically without the necessity on, or blowing the charge held by the neck ring. 30
glands or the like for preventing leakage through I declare that what I claim 33312 3:33: during the application of 1. In a glass forming apparatus, a plunger adapted to be moved into forming relationship The'invention is more particularly described with reference 8 accom any, drawing in with a mold,a hollow stem secured to the plunger,
to th p g a movable guide element having a hollow stem. 85
hi w figur 1 1 longltudlnal vertical section surrounding the first mentioned stem, the rethrough a blow'head and its associated plun er, spective diameters of said stems being such as Figure 2 is a section on the line 2-2 of Figure 1. to permit slight relative lateral movement, an
40 In the drawing a hollow blow head Ill is conenlarged head on the first mentioned stem and an o neeted by 8 heel! 11118 h r w h i rmed internal shoulder on the second mentioned stem of two semi-circular pivotal halt ring elements, engaging and supporting the head. be a neck r1118 adapter adapted to pp a 2. In a glass forming apparatus, a plunger ne k r1118 h wo halves of the neck rin adapted to be moved into forming relationship 5 holder being angula-rly displ a u a pivot with amold,ahollow stem secured to the plunger. 5 l to p n the hell Portions and P rm 0f l a movable guide element having a hollow stem rat on 01 t heel! 11118 and its adapter from the surrounding the first mentioned stem, the reblow head. spective diameters of said stems being such as to A diaphr m 1 having a P1813011 fill Within the permit slight. relative lateral movement, an enblow head l0 and provided with the usual packing larged head on the first mentioned stem, an inrlngs on its periphery has a hollow stem it which ternal shoulder on the second mentioned stem terminates ina cap I] having an internal shoulengaging and supporting the head and resilient der l8. A plunger I! having a hollow stem 20 means acting between the shoulder and the is provided with radial passages 2 I, in connection plunger tending to effect relative movement with the bore of the hollow stem III, the latter therebetween. 5
having an enlarged end 2|, which is oomplemen- THOMAS FLNNEY PEARSON.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2186174X | 1935-11-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
US2186174A true US2186174A (en) | 1940-01-09 |
Family
ID=10900663
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US100944A Expired - Lifetime US2186174A (en) | 1935-11-21 | 1936-09-15 | Means for forming glass bottles, jars, and the like |
Country Status (1)
Country | Link |
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US (1) | US2186174A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2969613A (en) * | 1949-10-03 | 1961-01-31 | Saint Gobain | Apparatus for bending articles of glass or other thermoplastic materials |
US3347653A (en) * | 1964-09-04 | 1967-10-17 | Corning Glass Works | Clamping device |
-
1936
- 1936-09-15 US US100944A patent/US2186174A/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2969613A (en) * | 1949-10-03 | 1961-01-31 | Saint Gobain | Apparatus for bending articles of glass or other thermoplastic materials |
US3347653A (en) * | 1964-09-04 | 1967-10-17 | Corning Glass Works | Clamping device |
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