Extension spring fixing device

Extension spring fixing device

The invention discloses an extension spring fixing device. The extension spring fixing device comprises a bottom plate, and a pedal support vertically arranged on the bottom plate; the middle part ofthe pedal support is provided with a through rectangular hole in the transverse direction; an extensi...

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Hauptverfasser: DAI YONGCAI, PEI XIAOHU
Format: Patent
Sprache:chi ; eng
Schlagworte:
ACCORDIONS OR CONCERTINAS
ACOUSTICS
MUSICAL INSTRUMENTS
MUSICAL INSTRUMENTS NOT OTHERWISE PROVIDED FOR
PERCUSSION MUSICAL INSTRUMENTS
PHYSICS
STRINGED MUSICAL INSTRUMENTS
WIND MUSICAL INSTRUMENTS
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creator DAI YONGCAI
PEI XIAOHU
description The invention discloses an extension spring fixing device. The extension spring fixing device comprises a bottom plate, and a pedal support vertically arranged on the bottom plate; the middle part ofthe pedal support is provided with a through rectangular hole in the transverse direction; an extension spring tightness adjusting device is arranged in the through rectangular hole; the upper part ofthe pedal support is fixedly connected with a transverse shaft; the transverse shaft is rotatingly connected with a pedal connecting seat; one side of the pedal connecting seat is designed to projectoutward to form a connecting sleeve; first tooth marks are formed on the external surface of the connecting sleeve; the connecting sleeve is sleeved with an extension spring connecting ring; the upper part of the extension spring connecting ring is provided with an opening, and the opening can be locked using a bolt; second tooth marks matching the first tooth marks are formed on the internal surface of the extension sprin
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The extension spring fixing device comprises a bottom plate, and a pedal support vertically arranged on the bottom plate; the middle part ofthe pedal support is provided with a through rectangular hole in the transverse direction; an extension spring tightness adjusting device is arranged in the through rectangular hole; the upper part ofthe pedal support is fixedly connected with a transverse shaft; the transverse shaft is rotatingly connected with a pedal connecting seat; one side of the pedal connecting seat is designed to projectoutward to form a connecting sleeve; first tooth marks are formed on the external surface of the connecting sleeve; the connecting sleeve is sleeved with an extension spring connecting ring; the upper part of the extension spring connecting ring is provided with an opening, and the opening can be locked using a bolt; second tooth marks matching the first tooth marks are formed on the internal surface of the extension sprin</description><language>chi ; eng</language><subject>ACCORDIONS OR CONCERTINAS ; ACOUSTICS ; MUSICAL INSTRUMENTS ; MUSICAL INSTRUMENTS NOT OTHERWISE PROVIDED FOR ; PERCUSSION MUSICAL INSTRUMENTS ; PHYSICS ; STRINGED MUSICAL INSTRUMENTS ; WIND MUSICAL INSTRUMENTS</subject><creationdate>2019</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=20190402&amp;DB=EPODOC&amp;CC=CN&amp;NR=109559711A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76290</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=20190402&amp;DB=EPODOC&amp;CC=CN&amp;NR=109559711A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>DAI YONGCAI</creatorcontrib><creatorcontrib>PEI XIAOHU</creatorcontrib><title>Extension spring fixing device</title><description>The invention discloses an extension spring fixing device. 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subjects ACCORDIONS OR CONCERTINAS
ACOUSTICS
MUSICAL INSTRUMENTS
MUSICAL INSTRUMENTS NOT OTHERWISE PROVIDED FOR
PERCUSSION MUSICAL INSTRUMENTS
PHYSICS
STRINGED MUSICAL INSTRUMENTS
WIND MUSICAL INSTRUMENTS
title Extension spring fixing device
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