Black Decker Inc.

Graco Inc.

Michael Varipatis

Nathan J Osborne

Daniel Joseph White

Bhanuprasad V Gorti

Timothy J Hennesy

Michael W Roberts

Abhisheka Moturu

Matthew J Velderman

Ryan Klee

Christopher R Held

Brian E Friedman

Mark T Cherry

Nicholas J Garibaldi

Ralphy A Louis

Paul J Wisniewski

Andrew E Seman, Jr

Steven J Phillips

Paul S White

Nathan J Cruise

Christian V Elder

Dustin Jeffries

Corey Redmond

James Carucci

Craig Aaron Armacost

Gabriel E Concari

Michael Kenneth Forster

David John Thompson

Diane Leigh Olson

John Charles Vanko

William F Gallagher

Benjamin Krupsaw

Geoffrey Stephen Howard

Christine H Potter

John D Cox

Tal Gottesman

Philip Gilde

Robert J Marcinkowski

Christopher Wade Shook

Fugen Qin

Dustin Jefferies

Steven J Wrobel

Daniel Fitzgerald

Nicholas Rice

Jason Dunthorn

Kevin Maurice Alston

Mark Colton

Mahmudul Bhuiyan

Luke R Barton

Bhanu V Gorti

Tony J Agro

Daniel J Albrecht

Michael J Aronoff

David Keith Esslinger

William T Lunsford, V

Alfred M Irungu

Daniel P Fitzgerald

Michael Roberts

A method of manufacturing a battery pack including the creation of a support board for enabling conversion of the battery pack from providing a first voltage to providing a second voltage. The support board is created by injection molding about a precut set of power traces for coupling a converting element to a plurality of battery cells. The power traces couple the plurality of battery cells to a set of battery pack terminals. The support board may be mechanically coupled to a battery cell holder.

Battery pack and method of manufacture

A battery pack power transfer adaptor and a battery pack system that includes a battery pack adaptor. The adaptor enables a battery pack to provide high level power transfers to a variety of devices and to receive high level power transfers from a variety of power sources. The adaptor includes a battery pack interface to enable the adaptor to mechanically and electrically connect to the battery pack. The adaptor is able to transfer power at a variety of levels dependent upon the device to which it is attached.

Battery pack power transfer adaptor

The present disclosure is directed to an encapsulated printed circuit board populated with a variety of components and a method of encapsulating a printed circuit board. The printed circuit board is partially encapsulated with a low pressure molded material to form at least a portion of a potting boat. The potting boat is filled with an encapsulating material.

Encapsulated printed circuit board and a method of encapsulating a printed circuit board

A power tool system includes a power tool having a tool housing and a load disposed in the tool housing. The tool housing includes a battery pack receptacle having a set of tool terminals. The power tool system includes a set of battery packs. Each battery pack includes a battery pack housing operably connectable to the battery pack receptacle through a battery pack interface disposed on the battery pack housing, a set of battery cells disposed in the battery pack housing, and a set of battery pack terminals electrically connectable to the set of tool terminals and electrically connected to the set of battery cells. Each battery pack in the set of battery packs has a same nominal voltage and defines a common interface and at least a portion of the set of battery packs defines a total volume in a range of approximately 150 cmto 1300 cm.

Cordless power tool system compatible with multiple battery packs

The present disclosure is directed to an electric power tool system with cordless power tools and removable, rechargeable battery packs that mate with the power tools to provide stored energy to the power tools. The battery packs may include a first battery pack having a basic interface and a second battery pack having an advanced interface. The power tools may include a first power tool having a basic interface and a second power tool having an advanced interface. The basic interface battery pack may mate with both the basic interface power tool and the advanced interface power tool. The advanced interface battery pack may mate with both the basic interface power tool and the advanced interface power tool.

Electric tool system with removable battery pack

This application relates to a cordless power tool system including a set of cordless power tools, a set of rechargeable and removable battery packs, and a set of battery pack chargers.

Power tool having a multi-latch battery interface

Battery pack

A power tool system includes a power tool having a tool housing. The tool housing includes a battery pack receptacle having a set of tool terminals. A brushless motor includes an output shaft operably coupled to drive a tool element, a stator having an outer diameter of approximately 60 mm to approximately 80 mm, and a stack length of approximately 75% to approximately 125% of the outer diameter of the stator. A controller is operably connected to the set of tool terminals and to the brushless motor to control power delivery to the brushless motor. A battery pack includes a battery pack housing connectable to the battery pack receptacle on the tool housing and a set of battery cells. The set of battery cells includes at least 15 battery cells each having a nominal voltage of approximately 3.6V and an impedance of approximately ≤13 mΩ. A set of battery pack terminals is connectable to the set of tool terminals. The battery pack has a nominal voltage of at least approximately 54V and the brushless motor is operable under load to output a power of between approximately 3000 W and approximately 5000 W.

High-powered power tool system

The present disclosure is directed to a battery pack comprising a housing, a plurality of battery cells, a battery cell holder holding the plurality of battery cells, a printed circuit board, a plurality of components requiring exposure, the plurality of components affixed to the printed circuit board, a plurality of adhesion holes positioned to form a boundary about the plurality of components, a low pressure molded material applied to the printed circuit board such that the plurality of components are exposed and surrounded by the low pressure molded material.

A battery pack includes a housing, a set of battery cells, and a latch assembly mechanism. The latch assembly mechanism includes a user activation button that pivots about a first axis and an engaging portion that pivots about a second axis, where the first axis is parallel to the second axis and the user activation button actuates the engaging portion. In another aspect, a battery pack includes a housing and a set of battery cells. The housing includes a top portion, a first side portion connected to the top portion, a second side portion connected to the top portion, the second side portion opposite the first side portion, and a bottom portion connected to the first side portion and the second side portion, the bottom portion opposite the top portion. An insert is molded into at least one of the first side portion and the second side portion.

A power tool battery pack enclosure is configured to be retrofittedly coupled to battery pack receptacles of a plurality of power tools, each battery pack receptacle configured to removably receive a plurality of power tool battery packs. The enclosure includes a first clamshell member and a second clamshell member configured to be coupled around at least a portion of an exterior surface of each battery pack receptacle. Each of the first and second clamshell members have a top wall portion configured to be received over the exterior surface of the battery pack receptacle and a sidewall portion that extends downward from the top wall portion over at least a portion of the battery pack housing when the battery pack is received in the battery pack receptacle. The first and second enclosure members cover at least a portion of the battery back receptacle and at least a portion of the portion of a battery pack housing while allowing the battery pack to be removed from the battery pack receptacle while the enclosure remains coupled to the battery pack receptacle.

Power tool with battery pack enclosure

A battery pack comprises a battery pack housing operably connectable to a power tool, at least five battery cells disposed in the housing, and battery pack terminals electrically connectable to power tool terminals of the power tool and electrically connected to the battery cells. An inductance characteristic of the battery pack is greater than 0 and less than 0.20 micro Henries. A ratio of inverse impedance and inductance characteristic of the battery pack is greater than 5&#xd7;10&#x3a9;H.

Battery pack for a cordless power tool

A battery pack includes a battery cell holder, where the battery cell holder includes multiple frames with each of the frames defining a cavity and adjacent frames connected to each other. The battery pack includes at least one pouch battery cell disposed in the cavity of each of the frames, where pouch battery cells disposed in adjacent frames are electrically connected to each other. The multiple frames are arranged in a stacked configuration.

Growing community of inventors

Fallston, MD, United States of America

Michael Varipatis