US2027157A - Detection device - Google Patents

Detection device Download PDF

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Publication number
US2027157A
US2027157A US730234A US73023434A US2027157A US 2027157 A US2027157 A US 2027157A US 730234 A US730234 A US 730234A US 73023434 A US73023434 A US 73023434A US 2027157 A US2027157 A US 2027157A
Authority
US
United States
Prior art keywords
stem
tube
exhaust
aperture
bellows
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
Application number
US730234A
Other languages
English (en)
Inventor
Jr John Flaws
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Priority to US730234A priority Critical patent/US2027157A/en
Priority to FR791075D priority patent/FR791075A/fr
Priority to GB16813/35A priority patent/GB444933A/en
Application granted granted Critical
Publication of US2027157A publication Critical patent/US2027157A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
    • H01K3/30—Repairing or regenerating used or defective lamps
    • H01K3/305—Testing of incandescent lamps
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/24—Manufacture or joining of vessels, leading-in conductors or bases
    • H01J9/32—Sealing leading-in conductors

Definitions

  • ⁇ tlfieclainp IB which is prevented fromturning t v
  • the stems for socfalledtipless lamps comprise by1 an extension of the ⁇ pin ⁇ I5 which engages -6 ⁇ a stein tube and exhaust tube fwithin the ways 2
  • the second lowering step occurswhen the latch bes being fused together c andan ⁇ aperture ⁇ or Il is withdrawn from under pin I5, thereby alopening being formed either in the fusedmassias lowing the plunger I2 to ⁇ be loweredby its ⁇ Weight disclosed in ⁇ Mitchell alndQWhite Patent No; ⁇ until'the tip vII engages the exhaustitube.
  • vTi ⁇ ie"pipef28 is connected vice for detecting the'absence of Aan exhaustfaperthrough a Tfitting 30 to a pipe3I which is conL f ture in a. stem and preventing xtheperfcrxnance nected ⁇ to a source of air pressures-11n case :the 25 of any sulosequentassembly or workingcperastemgqes pothvefan aperture zsthereim the, .1 tions upon thedefectivestem.”
  • ⁇ l o air circulation is Stopp ld' and a sumcient pres
  • Wheel n ⁇ is occurs when api '5 ⁇ mfac1a'mp's0n the 911mg? Aturned one ⁇ revolution and ⁇ wheel 43, which ⁇ is k er l2 1S lowered 0n a 12mm l1; by the burning '0f driven by saidwheel 42, is normally moved there# 1 a lever I8.
  • the lever I8" is mounted cn a pin I9 i with, ⁇
  • the wheel 43 is provided with g notch 4
  • Lever 46 turns about pin 48 in wheel 42 and holds roller 45'in interlocking engagement with wheel 43 through the pu11 of spring 49 which is located between the said lever 46 and a post in wheel 42.
  • roller 56 of the lever 46 strikes a cam-5
  • YA device for detecting the absence of an exhaust aperture in a stem for electric lamps and vsimilar articles comprising an air line including Y a substantially vertically disposed tube,.mecha nism for causing said tube to belowered until'the lower endthereof engages the end of the exhaust tube of a vertically disposed stem, means for 'I forcing air under pressure through said line, .the
  • driving means for subsequent mechanisms normally operating uponsaid stem and mechanism operatedby the expansion of Vsaid bellows for rendering inoperative said driving means.
  • Y 3.v Av device flor. detecting the absence oi? an Y, exhaust, aperture in a stem for electric. lamps andsimilar varticles 'comprising an air line includng a substantiallyrvertically disposed metal tubehavingla resilienttip on the lower end thereof, mechanism Afor.
  • Ardevice for detecting the absence of an exhaust aperture in a stem for electric lamps and similar articles comprising an air line including a substantially vertically disposed tube having a laterally extending pin thereon, means for forcing air under pressure through said,air line, a latch disposed below said pin, a bellows inserted in said air line, a pendulum disposed adjacent said bellows, a vertically reciprocating rod disposed below said pendulum,' mechanism'i'or allowing the said vertically disposed tube portion of said air line to be lowered until the pin thereon engages said latch, engagement elements holding said latch under said pin and holding said pendulum away from the line of movement ofsaid vertically disposed rod, mechanism'for actuatingV said engagement elements to pivot said'latch and allow the end of said tube portion of said air line to engage with the'end of an exhaust tube of a stem, the air in said line therebynormally passing through said exhaust tube and escaping through the exhaust aperture in said stem, but the absence of an exhaust aperture causing the said bellows to
  • a carrier for said stems comprising a tube, mechanism for causing the end of said tube to be advanced toward and engage the end oi' anV exhaust tube of a steml on said carrier, means vfor forcing air under pressure through said tub ⁇ e, ⁇

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
US730234A 1934-06-12 1934-06-12 Detection device Expired - Lifetime US2027157A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US730234A US2027157A (en) 1934-06-12 1934-06-12 Detection device
FR791075D FR791075A (fr) 1934-06-12 1935-06-11 Procédé et dispositifs de contrôle dans la fabrication des lampes à incandescence
GB16813/35A GB444933A (en) 1934-06-12 1935-06-11 Improvements in and relating to machines for testing stems for electric incandescent lamps and similar tubular articles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US730234A US2027157A (en) 1934-06-12 1934-06-12 Detection device

Publications (1)

Publication Number Publication Date
US2027157A true US2027157A (en) 1936-01-07

Family

ID=24934510

Family Applications (1)

Application Number Title Priority Date Filing Date
US730234A Expired - Lifetime US2027157A (en) 1934-06-12 1934-06-12 Detection device

Country Status (3)

Country Link
US (1) US2027157A (fr)
FR (1) FR791075A (fr)
GB (1) GB444933A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114113470B (zh) * 2021-11-01 2024-03-26 山东顺国电子科技有限公司 地下空间状况检测系统

Also Published As

Publication number Publication date
FR791075A (fr) 1935-12-02
GB444933A (en) 1936-03-31

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