GB248527A - Improvements appertaining to supports for head phones used in wireless telephony andthe like - Google Patents

Improvements appertaining to supports for head phones used in wireless telephony andthe like

Info

Publication number
GB248527A
GB248527A GB88725A GB88725A GB248527A GB 248527 A GB248527 A GB 248527A GB 88725 A GB88725 A GB 88725A GB 88725 A GB88725 A GB 88725A GB 248527 A GB248527 A GB 248527A
Authority
GB
United Kingdom
Prior art keywords
supports
head
telephone
straps
andthe
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
GB88725A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB88725A priority Critical patent/GB248527A/en
Publication of GB248527A publication Critical patent/GB248527A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/033—Headphones for stereophonic communication
    • H04R5/0335—Earpiece support, e.g. headbands or neckrests
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1008—Earpieces of the supra-aural or circum-aural type
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1058—Manufacture or assembly

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)

Abstract

248,527. Sutton, M. Jan. 12, 1925. Telephone head sets.-Head telephones of the type supported by straps of tape, indiarubber, or like flexible material extending across the head are connected to such supports by metal clips having the portions clipping the telephones bent at such an angle to the parts that engage the flexible straps 3, 3a that the weight of each telephone b brings it into perfect contact with the outer ear. Each clip 2, Fig. 3, has a loop portion a and gripping, jaws b<1> that engage the body part b of the telephone. The straps 3, 3a are adjustable by buckles 4, 4<a>. The circuit wires 6, 6<a> may be secured together by an adjustable hoop 7.
GB88725A 1925-01-12 1925-01-12 Improvements appertaining to supports for head phones used in wireless telephony andthe like Expired GB248527A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB88725A GB248527A (en) 1925-01-12 1925-01-12 Improvements appertaining to supports for head phones used in wireless telephony andthe like

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB88725A GB248527A (en) 1925-01-12 1925-01-12 Improvements appertaining to supports for head phones used in wireless telephony andthe like

Publications (1)

Publication Number Publication Date
GB248527A true GB248527A (en) 1926-03-11

Family

ID=9712224

Family Applications (1)

Application Number Title Priority Date Filing Date
GB88725A Expired GB248527A (en) 1925-01-12 1925-01-12 Improvements appertaining to supports for head phones used in wireless telephony andthe like

Country Status (1)

Country Link
GB (1) GB248527A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9447445B2 (en) 2014-08-27 2016-09-20 New England Biolabs, Inc. Synthon formation
US9963687B2 (en) 2014-08-27 2018-05-08 New England Biolabs, Inc. Fusion polymerase and method for using the same

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9447445B2 (en) 2014-08-27 2016-09-20 New England Biolabs, Inc. Synthon formation
US9963687B2 (en) 2014-08-27 2018-05-08 New England Biolabs, Inc. Fusion polymerase and method for using the same

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