JPH0323356B2 - - Google Patents

Info

Publication number
JPH0323356B2
JPH0323356B2 JP55050139A JP5013980A JPH0323356B2 JP H0323356 B2 JPH0323356 B2 JP H0323356B2 JP 55050139 A JP55050139 A JP 55050139A JP 5013980 A JP5013980 A JP 5013980A JP H0323356 B2 JPH0323356 B2 JP H0323356B2
Authority
JP
Japan
Prior art keywords
ball
silicon carbide
balls
ballpoint pen
diameter
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 - Lifetime
Application number
JP55050139A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56145000A (en
Inventor
Haruo Yoshida
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.)
Kyocera Corp
Original Assignee
Kyocera Corp
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 Kyocera Corp filed Critical Kyocera Corp
Priority to JP5013980A priority Critical patent/JPS56145000A/ja
Publication of JPS56145000A publication Critical patent/JPS56145000A/ja
Publication of JPH0323356B2 publication Critical patent/JPH0323356B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Pens And Brushes (AREA)
  • Ceramic Products (AREA)
JP5013980A 1980-04-15 1980-04-15 Ball for ball pen in nonoxide group ceramic Granted JPS56145000A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5013980A JPS56145000A (en) 1980-04-15 1980-04-15 Ball for ball pen in nonoxide group ceramic

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5013980A JPS56145000A (en) 1980-04-15 1980-04-15 Ball for ball pen in nonoxide group ceramic

Publications (2)

Publication Number Publication Date
JPS56145000A JPS56145000A (en) 1981-11-11
JPH0323356B2 true JPH0323356B2 (enExample) 1991-03-28

Family

ID=12850808

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5013980A Granted JPS56145000A (en) 1980-04-15 1980-04-15 Ball for ball pen in nonoxide group ceramic

Country Status (1)

Country Link
JP (1) JPS56145000A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09290592A (ja) * 1996-04-26 1997-11-11 Pentel Kk 水性インキ内蔵ボールペン

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1987002312A1 (fr) * 1985-10-17 1987-04-23 Teibow Co., Ltd. Structure de pointe de stylo a bille
JPH03295863A (ja) * 1990-04-10 1991-12-26 Toyo Alum Kk 球状窒化アルミニウム粉末の製造方法
CN109369189A (zh) * 2018-11-14 2019-02-22 江苏高越高新科技有限公司 一种碳化硅陶瓷球的成型工艺

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5917677B2 (ja) * 1976-03-12 1984-04-23 大日精化工業株式会社 筆記用ペン先
JPS5917958B2 (ja) * 1978-08-30 1984-04-24 ぺんてる株式会社 焼結超硬金属化合物製ペン先の筆記面処理方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09290592A (ja) * 1996-04-26 1997-11-11 Pentel Kk 水性インキ内蔵ボールペン

Also Published As

Publication number Publication date
JPS56145000A (en) 1981-11-11

Similar Documents

Publication Publication Date Title
US4621936A (en) Zirconia pen balls
US3316073A (en) Process for making metal bonded diamond tools employing spherical pellets of metallic powder-coated diamond grits
EP3880386B1 (en) Composition for 3d printing
US4019913A (en) Process for fabricating silicon carbide articles
JPH0323356B2 (enExample)
Dutta Sinterability, strength and oxidation of alpha silicon carbide powders
EP2310821A1 (de) Verfahren zur herstellung eines elastischen körpers aus ai2o3-keramik, messmembran für einen drucksensor und drucksensor mit derartiger messmembran
JP3806964B2 (ja) ボールペン用複合セラミックス製ボールの製造方法
CN101792283A (zh) 粒料、用于制造和应用粒料的方法
CN100387381C (zh) 一种粉末原料制造球形体的方法
Samoilov et al. Effect of grain size on the thermal expansion of isotropic synthetic graphites
JP2543159B2 (ja) 炭素材及びそ製造方法
US2495789A (en) Gauge
US3520630A (en) Ballpoint assembly
JPS62138377A (ja) 炭化珪素質複合材料
JPH11189457A (ja) 耐摩耗性アルミナ焼結体
JPH0717784A (ja) セラミック摺動部材およびその製造方法
JP2001163670A (ja) 炭化珪素質焼結体およびその製造方法
JPS58138698A (ja) ボ−ルペン用ペンボ−ル
JPH0357066B2 (enExample)
JPH0532033A (ja) 印 鑑
JPS59223273A (ja) 摺動特性の優れた炭化珪素質焼結体
Kashin et al. Study of the transverse deformation of Al2O3 in uniaxial compression tests
JPH11228218A (ja) Ｉｔｏ焼結体の製造方法
JPH0442990B2 (enExample)