NL7905728A - Ventilatie inrichting alsmede een werkwijze voor het vervaardigen hiervan. - Google Patents

Ventilatie inrichting alsmede een werkwijze voor het vervaardigen hiervan. Download PDF

Info

Publication number
NL7905728A
NL7905728A NL7905728A NL7905728A NL7905728A NL 7905728 A NL7905728 A NL 7905728A NL 7905728 A NL7905728 A NL 7905728A NL 7905728 A NL7905728 A NL 7905728A NL 7905728 A NL7905728 A NL 7905728A
Authority
NL
Netherlands
Prior art keywords
ventilation device
shaped
cap
plastically deformable
deformable material
Prior art date
Application number
NL7905728A
Other languages
English (en)
Dutch (nl)
Original Assignee
James Willard Ballard
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 James Willard Ballard filed Critical James Willard Ballard
Publication of NL7905728A publication Critical patent/NL7905728A/nl

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00Check valves
    • F16K15/14Check valves with flexible valve members
    • F16K15/148Check valves with flexible valve members the closure elements being fixed in their centre
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D53/00Making other particular articles
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00Ventilation
    • F24F7/02Roof ventilation

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Building Environments (AREA)
  • Roof Covering Using Slabs Or Stiff Sheets (AREA)
  • Duct Arrangements (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
NL7905728A 1978-12-11 1979-07-24 Ventilatie inrichting alsmede een werkwijze voor het vervaardigen hiervan. NL7905728A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US96819278 1978-12-11
US05/968,192 US4214513A (en) 1978-12-11 1978-12-11 One-piece roof vent device and methods of constructing and utilizing same

Publications (1)

Publication Number Publication Date
NL7905728A true NL7905728A (nl) 1980-06-13

Family

ID=25513881

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7905728A NL7905728A (nl) 1978-12-11 1979-07-24 Ventilatie inrichting alsmede een werkwijze voor het vervaardigen hiervan.

Country Status (11)

Country Link
US (1) US4214513A (de)
JP (1) JPS5579946A (de)
AU (1) AU4902079A (de)
BE (1) BE879608A (de)
CA (1) CA1167686A (de)
DE (1) DE2930012A1 (de)
FR (1) FR2444135A1 (de)
GB (1) GB2036950B (de)
IT (1) IT1123498B (de)
NL (1) NL7905728A (de)
SE (1) SE439537B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5662522A (en) * 1993-11-12 1997-09-02 Noll Manufacturing Co. Exhaust vent
GB201315441D0 (en) * 2013-08-30 2013-10-16 Steel Scott Safety device
CN110741195A (zh) 2017-03-30 2020-01-31 唐纳森公司 带有减压阀的通气口

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1502944A (en) * 1923-06-01 1924-07-29 David S Earhart Ventilator
GB284545A (en) * 1927-07-11 1928-02-02 David Mason Gauld Method of manufacturing conical and tubular formations from metal plate
US3079853A (en) * 1960-08-02 1963-03-05 Lester L Smith Roof ridge ventilator
GB1034277A (en) * 1964-04-14 1966-06-29 Michael Graham Parry Improvements in roof ventilators
FR1423973A (fr) * 1964-11-27 1966-01-07 Aluminium Francais Appareillage pour la fabrication des capsules destinées à assurer le bouchage de corps creux
US3311047A (en) * 1965-04-12 1967-03-28 Smith Roof ventilators
DK122911B (da) * 1967-01-04 1972-04-24 Villadsens Fab As Jens Ventilationsanlæg til tage.
GB1204571A (en) * 1968-04-11 1970-09-09 Permanite Ltd An improved roof vent
FR1584264A (de) * 1968-05-06 1969-12-19
US3593478A (en) * 1969-12-12 1971-07-20 Marathon Equipment & Supply Lt Roofing installation
US3685426A (en) * 1970-10-09 1972-08-22 Medi Plas Sciences Inc Roof ventilator
JPS518661B2 (de) * 1972-09-27 1976-03-18
JPS518661U (de) * 1974-07-04 1976-01-22
US4045928A (en) * 1975-07-18 1977-09-06 Leigh Products, Inc. End cap and connectors for roof ridge ventilator
US4000688A (en) * 1975-07-18 1977-01-04 Leigh Products, Inc. Ventilator for roof ridge

Also Published As

Publication number Publication date
JPS6337297B2 (de) 1988-07-25
BE879608A (fr) 1980-02-15
JPS5579946A (en) 1980-06-16
FR2444135A1 (fr) 1980-07-11
SE7906947L (sv) 1980-06-12
IT1123498B (it) 1986-04-30
DE2930012A1 (de) 1980-07-03
SE439537B (sv) 1985-06-17
US4214513A (en) 1980-07-29
IT7924750A0 (it) 1979-07-27
CA1167686A (en) 1984-05-22
GB2036950B (en) 1982-09-29
GB2036950A (en) 1980-07-02
AU4902079A (en) 1980-06-19

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Legal Events

Date Code Title Description
BV The patent application has lapsed