GB497019A - Improvements in corks, solid and perforated - Google Patents

Improvements in corks, solid and perforated

Info

Publication number
GB497019A
GB497019A GB1608937A GB1608937A GB497019A GB 497019 A GB497019 A GB 497019A GB 1608937 A GB1608937 A GB 1608937A GB 1608937 A GB1608937 A GB 1608937A GB 497019 A GB497019 A GB 497019A
Authority
GB
United Kingdom
Prior art keywords
corks
bore
length
bores
perforated
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
Application number
GB1608937A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Baird and Tatlock Ltd
Original Assignee
Baird and Tatlock Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Baird and Tatlock Ltd filed Critical Baird and Tatlock Ltd
Priority to GB1608937A priority Critical patent/GB497019A/en
Publication of GB497019A publication Critical patent/GB497019A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
    • B01L3/50—Containers for the purpose of retaining a material to be analysed, e.g. test tubes
    • B01L3/508—Containers for the purpose of retaining a material to be analysed, e.g. test tubes rigid containers not provided for above
    • B01L3/5082—Test tubes per se
    • B01L3/50825—Closing or opening means, corks, bungs

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Hematology (AREA)
  • Clinical Laboratory Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Examining Or Testing Airtightness (AREA)

Abstract

497,019. Stoppers. BAIRD & TATLOCK (LONDON), Ltd., and HOUGH, A. T. June 10, 1937, No. 16089. [Class 125 (iii)] Rubber &c. corks &c. for flasks, bottles, &c. having longitudinal bores 1, have each of such bores of the same diameter at the ends 3, 4 but of greater diameter either for the whole of the intervening length as shown in Fig. 2 or for parts of such length as shown in Fig. 7, in order to permit of the free passage and withdrawal of tubes &c. In place of the undulating section of Fig. 7, the bore may have a saw-tooth or crenellated form. The exterior of the cork may have a similar section. The spaces in the bore may contain luting, leak-detecting, &c. compositions.
GB1608937A 1937-06-10 1937-06-10 Improvements in corks, solid and perforated Expired GB497019A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1608937A GB497019A (en) 1937-06-10 1937-06-10 Improvements in corks, solid and perforated

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1608937A GB497019A (en) 1937-06-10 1937-06-10 Improvements in corks, solid and perforated

Publications (1)

Publication Number Publication Date
GB497019A true GB497019A (en) 1938-12-12

Family

ID=10070988

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1608937A Expired GB497019A (en) 1937-06-10 1937-06-10 Improvements in corks, solid and perforated

Country Status (1)

Country Link
GB (1) GB497019A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2712879A (en) * 1952-05-20 1955-07-12 Norman Parke Company Rupturable bung
WO1996009539A1 (en) * 1994-09-21 1996-03-28 Merlin Instrument Company Injection septum with dust wiper

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2712879A (en) * 1952-05-20 1955-07-12 Norman Parke Company Rupturable bung
WO1996009539A1 (en) * 1994-09-21 1996-03-28 Merlin Instrument Company Injection septum with dust wiper

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