DE24339C - Speech funnel with signal whistle for pneumatic lines - Google Patents

Speech funnel with signal whistle for pneumatic lines

Info

Publication number
DE24339C
DE24339C DENDAT24339D DE24339DA DE24339C DE 24339 C DE24339 C DE 24339C DE NDAT24339 D DENDAT24339 D DE NDAT24339D DE 24339D A DE24339D A DE 24339DA DE 24339 C DE24339 C DE 24339C
Authority
DE
Germany
Prior art keywords
funnel
speech
pneumatic lines
signal whistle
whistle
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.)
Active
Application number
DENDAT24339D
Other languages
German (de)
Original Assignee
O. KRETZMANN in Elberfeld
Publication of DE24339C publication Critical patent/DE24339C/en
Active legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/22—Methods or devices for transmitting, conducting or directing sound for conducting sound through hollow pipes, e.g. speaking tubes

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Closures For Containers (AREA)
  • Toys (AREA)

Description

KAISERLICHESIMPERIAL

PATENTAMTPATENT OFFICE

KLASSE 74: Signalwesen.CLASS 74: Signaling.

Der Sprachtrichter besteht aus einem Tricher a, in dessen unteren cylindrischen Theil a' ein zweiter kleiner Cylinder c eingeschoben ist, welcher an einer Seite c' offen, während die andere Seite c" nur zur Hälfte geöffnet und mit einer beweglichen Klappe d versehen ist. In diesem inneren Cylinder ist die Signalpfeife b befestigt, und zwar so, dafs ihre Oeffnung in der geschlossenen Hälfte des Bodens c" sitzt. Das obere Ende des Trichters α ist mit der Meldescheibe E, welche ein leicht bewegliches Scharnier hat, geschlossen. Sobald in den an dem einen Ende des Sprachrohres angebrachten Sprachtrichter geblasen wird, schliefst sich die Klappe d in dem am anderen Ende des Sprachrohres befindlichen Trichter, während die Meldescheibe fällt und die Signalpfeife tönt, worauf, ohne die Pfeife zu entfernen, durch das Sprachrohr gesprochen werden kann. Das Ganze wird angefertigt aus Weifsblech, Zink oder Messing.The speech funnel consists of a funnel a, in the lower cylindrical part a 'of which a second small cylinder c is inserted, which is open on one side c' , while the other side c "is only half open and provided with a movable flap d . The signal whistle b is fastened in this inner cylinder in such a way that its opening is in the closed half of the base c " . The upper end of the funnel α is closed with the signaling disc E, which has an easily movable hinge. As soon as one blows into the mouthpiece attached to one end of the mouthpiece, the flap d in the mouthpiece at the other end of the mouthpiece closes while the message disc falls and the signal whistle sounds, whereupon, without removing the whistle, spoken through the mouthpiece can be. The whole thing is made of white sheet metal, zinc or brass.

Claims (1)

Patent-Anspruch:Patent claim: Die in den Sprachtrichter α eingesetzte Pfeife b in Verbindung mit der Klappe d und dem Deckel E zu dem angegebenen Zweck.The whistle b inserted into the speech funnel α in connection with the flap d and the lid E for the stated purpose. Hierzu I Blatt Zeichnungen.For this purpose I sheet drawings.
DENDAT24339D Speech funnel with signal whistle for pneumatic lines Active DE24339C (en)

Publications (1)

Publication Number Publication Date
DE24339C true DE24339C (en)

Family

ID=300841

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT24339D Active DE24339C (en) Speech funnel with signal whistle for pneumatic lines

Country Status (1)

Country Link
DE (1) DE24339C (en)

Similar Documents

Publication Publication Date Title
DE24339C (en) Speech funnel with signal whistle for pneumatic lines
DE623044C (en) Automatic valve for devices for tapping pressurized lines
DE221015C (en)
AT42771B (en) Mouthpiece.
DE485546C (en) Resilient pit stamp
DE439264C (en) Silencer for microphones, dictaphones and the like Like. For the confidentiality of conversations
DE214966C (en)
DE59402C (en) Protective device for the preservation of food
DE110232C (en)
DE531133C (en) Closure for foam lines
DE115951C (en)
DE449197C (en) Suitcase speaking machine
DE643042C (en) Oxygen breathing apparatus
CH118904A (en) Containers, in particular for pig feed, animal waste and the like.
DE469269C (en) "Papa" and "Mama" speaking bellows voices
DE183365C (en)
DE5375C (en) Mothproof container
DE109821C (en)
DE265554C (en)
DE89168C (en)
DE1657066A1 (en) Device with moveable fish hooks for line fishing
DE386178C (en) Wind instrument (clarinet, saxophone, etc.)
DE23740C (en) Musical toy called "monophone"
DE119932C (en)
DE109644C (en)