AT301589B - Device for noise reduction of writing and similar. machinery - Google Patents

Device for noise reduction of writing and similar. machinery

Info

Publication number
AT301589B
AT301589B AT452670A AT452670A AT301589B AT 301589 B AT301589 B AT 301589B AT 452670 A AT452670 A AT 452670A AT 452670 A AT452670 A AT 452670A AT 301589 B AT301589 B AT 301589B
Authority
AT
Austria
Prior art keywords
machinery
writing
similar
noise reduction
noise
Prior art date
Application number
AT452670A
Other languages
German (de)
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Application granted granted Critical
Publication of AT301589B publication Critical patent/AT301589B/en

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
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J29/00—Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for
    • B41J29/08—Sound-deadening, or shock-absorbing stands, supports, cases or pads separate from machines

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Accessory Devices And Overall Control Thereof (AREA)
  • Handling Of Cut Paper (AREA)
  • Motor Or Generator Frames (AREA)
AT452670A 1969-06-02 1970-05-20 Device for noise reduction of writing and similar. machinery AT301589B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US82940669A 1969-06-02 1969-06-02

Publications (1)

Publication Number Publication Date
AT301589B true AT301589B (en) 1972-09-11

Family

ID=25254450

Family Applications (1)

Application Number Title Priority Date Filing Date
AT452670A AT301589B (en) 1969-06-02 1970-05-20 Device for noise reduction of writing and similar. machinery

Country Status (12)

Country Link
US (1) US3513938A (en)
JP (1) JPS497450B1 (en)
AT (1) AT301589B (en)
BE (1) BE749849A (en)
BR (1) BR7019357D0 (en)
CH (1) CH503591A (en)
DE (1) DE2024227B2 (en)
ES (1) ES380252A1 (en)
FR (1) FR2052342A5 (en)
GB (1) GB1282693A (en)
NL (1) NL171245C (en)
SE (1) SE358116B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0038065A1 (en) * 1980-04-15 1981-10-21 Siemens Aktiengesellschaft Silencing covering for printing and writing machines

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3688866A (en) * 1971-08-30 1972-09-05 Ibm Noise muffler for magnetic tape vacuum column
USRE29301E (en) * 1971-08-30 1977-07-12 International Business Machines Corporation Noise muffler for magnetic tape vacuum column
US3802536A (en) * 1972-10-27 1974-04-09 Storage Technology Corp Mufflers for magnetic tape drive system
JPS4996007U (en) * 1972-12-11 1974-08-19
JPS5047506U (en) * 1973-08-30 1975-05-12
JPS50147852U (en) * 1974-05-27 1975-12-08
US3901372A (en) * 1974-07-22 1975-08-26 Teletype Corp Protective cover with viewing window for printers
US3912069A (en) * 1974-08-12 1975-10-14 Robert Faulhaber Sound confining typewriter cover
US4252453A (en) * 1978-04-20 1981-02-24 Centronics Data Computer Corp. Acoustic attenuator system for quietizing printers and the like
US4355914A (en) * 1980-05-01 1982-10-26 International Business Machines Corporation Acoustic hood with glare shield
JPS5812952U (en) * 1981-07-20 1983-01-27 三洋電機株式会社 Resin-encapsulated semiconductor device
US4493573A (en) * 1982-03-19 1985-01-15 Ricoh Company, Ltd. Printing apparatus
NL8201612A (en) * 1982-04-19 1983-11-16 Philips Nv PUSHER WITH SOUND-DAMPING PAPER TRANSPORT ROLLER.
US4422787A (en) * 1982-05-10 1983-12-27 Guthrie George L Tear bar for a printer
US4502804A (en) * 1982-09-24 1985-03-05 Willcox Frederick P Paper feeding and guiding system
JPS59104970A (en) * 1982-12-07 1984-06-18 Canon Inc Printer
JPS59146880A (en) * 1983-02-10 1984-08-22 Seikosha Co Ltd Casing for printer
CA1246107A (en) * 1983-09-20 1988-12-06 Ludwig J. Kapp Integrated printer and paper feeding apparatus
US4662765A (en) * 1983-09-20 1987-05-05 Ziyad Incorporated Integrated printer and paper feeding apparatus
DE3400894C2 (en) * 1984-01-10 1987-01-22 Mannesmann AG, 4000 Düsseldorf Form separator for edge-punched continuous forms with tear-off perforation
DE3750156T2 (en) * 1986-11-29 1994-12-01 Toshiba Kawasaki Kk Printer.
DE4022141A1 (en) * 1990-07-11 1992-01-16 Olympia Aeg Paper support for typewriter or similar - has apertures for latching studs on carrier part and sprung journal for reliable end position locking
US5970866A (en) * 1994-09-12 1999-10-26 Tohoku Ricoh Co., Ltd. Printing machine with sound reducing apparatus
JP6143200B2 (en) * 2014-12-09 2017-06-07 株式会社リコー Image forming apparatus
JP2017071493A (en) * 2015-10-08 2017-04-13 株式会社リコー Sheet conveyance device, image reading device and image formation apparatus

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB492502A (en) * 1937-02-27 1938-09-21 Siemens Ag Improved sound proof casing for printing telegraphs and like machines
US2517147A (en) * 1948-09-30 1950-08-01 Teletype Corp Silencer for printing telegraph apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0038065A1 (en) * 1980-04-15 1981-10-21 Siemens Aktiengesellschaft Silencing covering for printing and writing machines

Also Published As

Publication number Publication date
DE2024227A1 (en) 1971-11-18
DE2024227B2 (en) 1972-03-23
NL171245C (en) 1983-03-01
ES380252A1 (en) 1972-09-01
NL171245B (en) 1982-10-01
BE749849A (en) 1970-10-01
JPS497450B1 (en) 1974-02-20
CH503591A (en) 1971-02-28
GB1282693A (en) 1972-07-19
US3513938A (en) 1970-05-26
FR2052342A5 (en) 1971-04-09
NL7007565A (en) 1970-12-04
BR7019357D0 (en) 1973-01-11
SE358116B (en) 1973-07-23

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee