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Publication numberUS3768281 A
Publication typeGrant
Publication dateOct 30, 1973
Filing dateMar 16, 1971
Priority dateMar 16, 1971
Publication numberUS 3768281 A, US 3768281A, US-A-3768281, US3768281 A, US3768281A
InventorsSando Y, Takasu M
Original AssigneeSando Iron Works Co
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Pressure sealing apparatus
US 3768281 A
Abstract
A pressure sealing apparatus comprising a seal drum or a seal block having a hole for the passage of cloth, installed on the opening for guiding cloth in and out of a pressure chamber; rolls which are pressed through intermediate rolls on the seal drum or the seal block and are rotated in contact with each other for putting cloth in and out; and a sealing end plate which is engaged with the seal drum or the seal block to be able to move in an axial direction and which is pressed on each end face of the said drum or block and the above-said rolls; and which is characterized in that the before-mentioned sealing end plate is made as a metallic case, having a flexible sealing material laid on the side, which is pressed on the end face of each roll, and the flexible sealing material is uniformly pressed on the end face of the roll by a pressure liquid.
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Description  (OCR text may contain errors)

United States Patent 1 1 Sando et al.

1451 Oct. 30, 1973 PRESSURE SEALING APPARATUS [75] Inventors: Yoshikazu Sando; Masao Takasu,

both of Wakayama-ken, Japan [73] Assignee: Sando Iron Works Company Limited, Wakayama-shi, Japan 221 Filed: Mar. 16, 1971 21 Appl. No.: 124,851

Related US. Application Data [62] Division of Ser. No. 8,548, Feb. 4, 1970, Pat. No.

[30] Foreign Application Priority Data May 23, 1969 Japan 44/4770] May 29, 1969 Japan 44/42010 Sept. 3, 1969 Japan.... 44/83692 Sept. 3, 1969 Japan.... 44/104656 Sept. 22, 1969 Japan.... 44/90521 Sept. 22, 1969 Japan.... 44/90522 Oct. 16, 1969 Japan.... 44/82778 Nov. 17, 1969 Japan 44/92018 [52] U.S. Cl. 68/5 E, 8/1493, 68/175 [51] Int. Cl. B08b l/02, B08b 3/04, D06f 35/00 [58] Field of Search. ..68/5 E,

[56] References Cited UNITED STATES PATENTS 3,040,553 6/1962 Rust 68/5 E X 3,048,992 8/1962 Nakaguchi.. 34/242 X 3,066,518 12/1962 Fujihashi 68/5 E 3,299,676 l/1967 Fujihashi. 68/5 E 3,511,065 5/1970 Peter 34/242 X Pri mary Examiner-John Petrakes Assistant Examiner-Arthur 0. Henderson Attorney-McGlew & Toren [57] ABSTRACT A pressure sealing apparatus comprising a seal drum or a seal block having a hole for the passage of cloth, installed on the opening for guiding cloth in and out of a pressure chamber; rolls which are pressed through intermediate rolls on the seal drum or the seal block and are rotated in contact with each other for putting cloth in and out; and a sealing end plate which is engaged with the seal drum or the seal block to be able to move in an axial direction and which is pressed on each end face of the said drum or block and the above-said rolls; and which is characterized in that the before-mentioned sealing end plate is made as a metallic case, having a flexible sealing material laid on the side, which is pressed on the end face of each roll, and the flexible sealing material is uniformly pressed on the end face of the roll by a pressure liquid.

4 Claims, 38 Drawing Figures P AIENTEUncI 30 ms SHEET UEUF 25 FIG.2

INVENTORS YOSHIKHZU snung mg nomnsa BY T vWc PATENTED HUI 30 I975 SHEET B 0F 25 Fuel.

FIG. 5

Lie

INVENTORS YOsH l Kfiw $hu0g mnsno "mm,

PATENIEflnmso ms 3.768.281 sum 07 nr 25 INVENTORS YOSMR muwmmmmso PATENIEDUUBU ms 3,768,281 SHEET 08 0F 25 ///IIIIII I INVENTORS YOsmKHw smoo, M560 mesa BY m PATENIEU GET 3 0 I973 SHEET 08 0F 25 FIGJL INVENTORS yasmxnzv snmog maswmnso BY 76w? Mi HTT M55..-

PATENIEDUCT 30 1975 SHEET 1001 25 1N VEN'TOR S Yosmmu snpoqgsnomm BY 761m W? iHTTORNEYS Pmmmjomoma 3.768.281

SHEEI 120F 25 HTTOIQN m n mum 30 um 3.768281 SHEET IBJF 25 FIG.19

PATENTEnum 30 ms u :1, 768.281

sum 15 or 25 FIG. 23

|NVENTOR$ Ymumu mm; mm mm Emma HTTmNEs g PATENIEnncI 30 ms 3. 76 8281 SHEET 1 6 0F 25 INVENTORS Yosmvnzu smogmsno mm:

PATENIEB mm 3c 1973 SHEET 180F 25 FIG. 27

INVENTOR9 Yosuu nzus%nnsnmm Emu W HITORMEYS PATENTEBumaorsn SHEET 190F 25 FIG. 28

FIG. 29

Patent Citations
Cited PatentFiling datePublication dateApplicantTitle
US3040553 *May 19, 1961Jun 26, 1962Crompton & Knowles CorpSealing of pressure vessels
US3048992 *Jan 17, 1961Aug 14, 1962Koichi NakaguchiApparatus for air-tightly leading textile fabrics into or out of a pressure chamber
US3066518 *Mar 8, 1961Dec 4, 1962Kyoto Machinery Co LtdApparatus for air-tightly leading textile fabrics into or out of a pressure chamber
US3299676 *Jan 29, 1965Jan 24, 1967Kyoto Machinery Company LtdApparatus for continuously leading textiles into or out of a pressuretreating chamber
US3511065 *May 10, 1968May 12, 1970Konard Peter AgSealing device
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US4121441 *Dec 6, 1977Oct 24, 1978Sando Iron Works, Co., LtdSealing device in a high pressure steamer
US5163208 *Apr 25, 1991Nov 17, 1992Passap Knitting Machines Inc.Sealing unit for heat treatment apparatus for textile threads
US7987616 *Oct 31, 2007Aug 2, 2011Lg Electronics Inc.Laundry machine
EP2065501A1 *Nov 28, 2008Jun 3, 2009LAFER SpAMachine for treating a fabric under pressure and/or depression
Classifications
U.S. Classification68/5.00E, 8/149.3, 68/175
International ClassificationD06B23/00, D06B23/18
Cooperative ClassificationD06B23/18
European ClassificationD06B23/18