TWI348082B - - Google Patents
Info
- Publication number
- TWI348082B TWI348082B TW097118281A TW97118281A TWI348082B TW I348082 B TWI348082 B TW I348082B TW 097118281 A TW097118281 A TW 097118281A TW 97118281 A TW97118281 A TW 97118281A TW I348082 B TWI348082 B TW I348082B
- Authority
- TW
- Taiwan
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
- H02P7/06—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current
- H02P7/18—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power
- H02P7/24—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices
- H02P7/28—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices
- H02P7/285—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only
- H02P7/292—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only using static converters, e.g. AC to DC
- H02P7/295—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only using static converters, e.g. AC to DC of the kind having one thyristor or the like in series with the power supply and the motor
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Direct Current Motors (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW097118281A TW200948544A (en) | 2008-05-16 | 2008-05-16 | Torque control circuit of electric hammer type screw wrench |
US12/135,225 US7936140B2 (en) | 2008-05-16 | 2008-06-09 | Torque control circuit for electrical motor |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW097118281A TW200948544A (en) | 2008-05-16 | 2008-05-16 | Torque control circuit of electric hammer type screw wrench |
US12/135,225 US7936140B2 (en) | 2008-05-16 | 2008-06-09 | Torque control circuit for electrical motor |
Publications (2)
Publication Number | Publication Date |
---|---|
TW200948544A TW200948544A (en) | 2009-12-01 |
TWI348082B true TWI348082B (zh) | 2011-09-01 |
Family
ID=54292255
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW097118281A TW200948544A (en) | 2008-05-16 | 2008-05-16 | Torque control circuit of electric hammer type screw wrench |
Country Status (2)
Country | Link |
---|---|
US (1) | US7936140B2 (zh) |
TW (1) | TW200948544A (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI415719B (zh) * | 2008-06-12 | 2013-11-21 | Maeda Metal Ind | 鎖緊扭力的測量單元 |
TWI551031B (zh) * | 2012-11-27 | 2016-09-21 | Electric silicone gun motor drive device | |
TWI549786B (zh) * | 2012-11-08 | 2016-09-21 | Kun-Zhe Wu | Torque control method, device, module and electric wrench |
TWI576213B (zh) * | 2015-11-10 | 2017-04-01 | 豐民金屬工業股份有限公司 | 電動衝擊式工具之扭力控制裝置及其方法 |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE531828C2 (sv) * | 2007-12-05 | 2009-08-18 | Atlas Copco Tools Ab | Ett kraftverktyg och en metod för användning av kraftverktyget |
JP5856391B2 (ja) * | 2010-07-01 | 2016-02-09 | キヤノン株式会社 | Dc/dcコンバータ及び電子機器 |
US9281770B2 (en) | 2012-01-27 | 2016-03-08 | Ingersoll-Rand Company | Precision-fastening handheld cordless power tools |
US20140226372A1 (en) * | 2013-02-08 | 2014-08-14 | Richtek Technology Corp. | Voltage converter circuit and voltage converter controller |
US9602014B2 (en) * | 2013-04-24 | 2017-03-21 | Richtek Technology Corporation | Voltage converter circuit and voltage converter controller and parameter setting method therefor |
CN104175267B (zh) * | 2013-05-20 | 2016-08-03 | 南京德朔实业有限公司 | 电动工具及其控制方法 |
EP3021767B1 (en) | 2013-07-19 | 2018-12-12 | Pro-Dex Inc. | Torque-limiting screwdrivers |
JP7191700B2 (ja) | 2016-06-07 | 2022-12-19 | プロ-デツクス・インコーポレイテツド | トルク制限スクリュードライバ装置、システムおよび方法 |
US10483901B2 (en) | 2017-07-10 | 2019-11-19 | Newfrey Llc | System and method for installation and verification of fasteners |
US10940577B2 (en) * | 2017-07-19 | 2021-03-09 | China Pneumatic Corporation | Torque control system and torque control method for power impact torque tool |
CN112566754B (zh) | 2018-08-20 | 2023-04-18 | 普罗德克斯有限公司 | 扭矩限制装置、系统和方法 |
US11855567B2 (en) | 2020-12-18 | 2023-12-26 | Black & Decker Inc. | Impact tools and control modes |
CN114448303B (zh) * | 2021-12-30 | 2024-05-28 | 国网江苏省电力有限公司电力科学研究院 | 一种无人机充电箱中直流电机的控制电路 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3564372A (en) * | 1968-11-29 | 1971-02-16 | Black & Decker Mfg Co | Electrical power control means |
US3920088A (en) * | 1973-11-23 | 1975-11-18 | Thor Power Tool Co | Power tool with continuous and pulsating torque output cycle |
US4893067A (en) * | 1987-05-06 | 1990-01-09 | Black & Decker Inc. | Direct current motor speed control |
US5014793A (en) * | 1989-04-10 | 1991-05-14 | Measurement Specialties, Inc. | Variable speed DC motor controller apparatus particularly adapted for control of portable-power tools |
US5154242A (en) * | 1990-08-28 | 1992-10-13 | Matsushita Electric Works, Ltd. | Power tools with multi-stage tightening torque control |
US6424799B1 (en) * | 1993-07-06 | 2002-07-23 | Black & Decker Inc. | Electrical power tool having a motor control circuit for providing control over the torque output of the power tool |
US5526460A (en) * | 1994-04-25 | 1996-06-11 | Black & Decker Inc. | Impact wrench having speed control circuit |
US6696814B2 (en) * | 2001-07-09 | 2004-02-24 | Tyco Electronics Corporation | Microprocessor for controlling the speed and frequency of a motor shaft in a power tool |
DE102006047707A1 (de) * | 2005-10-18 | 2007-04-26 | Siemens Ag | Verfahren zur Messung eines Motorstromes |
US8020727B2 (en) * | 2006-10-18 | 2011-09-20 | Meritool Llc | Powered dispensing tool and method for controlling same |
-
2008
- 2008-05-16 TW TW097118281A patent/TW200948544A/zh not_active IP Right Cessation
- 2008-06-09 US US12/135,225 patent/US7936140B2/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI415719B (zh) * | 2008-06-12 | 2013-11-21 | Maeda Metal Ind | 鎖緊扭力的測量單元 |
TWI549786B (zh) * | 2012-11-08 | 2016-09-21 | Kun-Zhe Wu | Torque control method, device, module and electric wrench |
TWI551031B (zh) * | 2012-11-27 | 2016-09-21 | Electric silicone gun motor drive device | |
TWI576213B (zh) * | 2015-11-10 | 2017-04-01 | 豐民金屬工業股份有限公司 | 電動衝擊式工具之扭力控制裝置及其方法 |
Also Published As
Publication number | Publication date |
---|---|
TW200948544A (en) | 2009-12-01 |
US20090302794A1 (en) | 2009-12-10 |
US7936140B2 (en) | 2011-05-03 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Annulment or lapse of patent due to non-payment of fees |