POWER SOURCE SYSTEM OF POWER TOOL

• Main Author: TOTSU KATSUYUKI
• Format: Patent
• Language: English; Japanese
• Published: 12.01.2016
• Subjects: CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDEDFOR; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOTPARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOTOTHERWISE PROVIDED FOR; ELECTRICITY; GENERATION; HAND TOOLS; MANIPULATORS; PERFORMING OPERATIONS; PORTABLE POWER-DRIVEN TOOLS; SYSTEMS FOR STORING ELECTRIC ENERGY; TRANSPORTING

PROBLEM TO BE SOLVED: To provide a power source system of a power tool capable of eliminating the problem as the power source system to a conventional power tool, by forming an installation of a power source composed of a capacitor to a gripping case of a power tool body as constitution arrangement such as becoming a minimum form and weight, by constituting for directly connecting a power source cord to a driving control circuit of the power tool to the gripping case of the power tool body.SOLUTION: A power source system is provided with a small capacity capacitor 15 to a driving control circuit 14 of a power tool in a range of not respectively exerting influence on its form and weight to a gripping case of a power tool 10 body, and comprises a charging control device 30 having a transformer 32 and a rectification circuit for charging the small capacity capacitor and having a control circuit 34 provided with a large capacity capacitor 33 for controlling charge-discharge of the small capacity capacitor. 【課題】電動工具本体の把持ケースに対し電源コードを電動工具の駆動制御回路に直接接続する構成とし、電動工具本体の把持ケースに対するキャパシタからなる電源の設置を、最小限度の形態および重量となるような構成配置とすることにより、従来の電動工具に対する電源システムとしての問題点を解消することができる電動工具の電源システムを提供する。【解決手段】電動工具１０本体の把持ケースに対し、その形態および重量に関してそれぞれ影響を及ぼさない範囲内において電動工具の駆動制御回路１４に対して小容量のキャパシタ１５を設けてなり、前記小容量のキャパシタを充電するための変圧器３２および整流回路を備えてＡＣ／ＤＣ電力変換を行うと共に前記小容量のキャパシタの充放電制御を行う大容量のキャパシタ３３を設けた制御回路３４を備えた充電制御装置３０を設けた構成からなる。【選択図】図１