KR900008818U - 스피커의 코킹 강도 시험 장치 - Google Patents

스피커의 코킹 강도 시험 장치

Info

Publication number
KR900008818U
KR900008818U KR2019880017804U KR880017804U KR900008818U KR 900008818 U KR900008818 U KR 900008818U KR 2019880017804 U KR2019880017804 U KR 2019880017804U KR 880017804 U KR880017804 U KR 880017804U KR 900008818 U KR900008818 U KR 900008818U
Authority
KR
South Korea
Prior art keywords
speaker
test device
strength test
caulking strength
caulking
Prior art date
Application number
KR2019880017804U
Other languages
English (en)
Other versions
KR950002157Y1 (ko
Inventor
박경재
Original Assignee
삼성전기 주식회사
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 삼성전기 주식회사 filed Critical 삼성전기 주식회사
Priority to KR2019880017804U priority Critical patent/KR950002157Y1/ko
Publication of KR900008818U publication Critical patent/KR900008818U/ko
Application granted granted Critical
Publication of KR950002157Y1 publication Critical patent/KR950002157Y1/ko

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/30—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight
    • G01N3/303—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight generated only by free-falling weight
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/003—Generation of the force
    • G01N2203/0032—Generation of the force using mechanical means
    • G01N2203/0039—Hammer or pendulum

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
KR2019880017804U 1988-10-31 1988-10-31 스피커의 코킹 강도 시험 장치 KR950002157Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019880017804U KR950002157Y1 (ko) 1988-10-31 1988-10-31 스피커의 코킹 강도 시험 장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019880017804U KR950002157Y1 (ko) 1988-10-31 1988-10-31 스피커의 코킹 강도 시험 장치

Publications (2)

Publication Number Publication Date
KR900008818U true KR900008818U (ko) 1990-05-03
KR950002157Y1 KR950002157Y1 (ko) 1995-03-25

Family

ID=19280843

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019880017804U KR950002157Y1 (ko) 1988-10-31 1988-10-31 스피커의 코킹 강도 시험 장치

Country Status (1)

Country Link
KR (1) KR950002157Y1 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100836199B1 (ko) * 2006-10-02 2008-06-09 한양대학교 산학협력단 경도 시험 장치

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100836199B1 (ko) * 2006-10-02 2008-06-09 한양대학교 산학협력단 경도 시험 장치

Also Published As

Publication number Publication date
KR950002157Y1 (ko) 1995-03-25

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Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
REGI Registration of establishment
LAPS Lapse due to unpaid annual fee