IP Library Granted Patent US 10,543,588
Granted Patent B2
US 10,543,588 · App. 15/479,321 · Granted Jan 28, 2020

Lighted power tool

Inventors: John C. Vanko (Timonium, MD); Tal Gottesman (Timonium, MD); Daniel Puzio (Baltimore, MD); Michael K. Forster (White Hall, MD); John D. Cox (Lutherville, MD); Joseph P. Kelleher (Parkville, MD); Stuart Garber (Towson, MD); Joerg Zellerhoff (Towson, MD); Joao Norona (Timonium, MD); Robert S. Gehret (Hampstead, MD); Scott Eshleman (Parkville, MD); Stephen P. Osborne (Pikesville, MD); Brian E. Friedman (Baltimore, MD); Robert A. Usselman (Forest Hill, MD); Anatoliy Nosov (Parkville, MD); Michael C. Doyle (Baldwin, MD)
Assignee: BLACK & DECKER INC.
B25B23/18B25B21/00B25F5/00B25F5/021F21V7/0091F21V33/0084G02B6/0008G02B6/0096F21Y2101/00F21Y2105/18F21Y2115/10
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Quick Facts
Patent No.
US 10,543,588
App. No.
15/479,321
Granted
Jan 28, 2020
Kind
B2
Abstract

A power tool includes a tool body including a motor having an output member that drives an accessory. A chuck is coupled for rotation with the output member relative to the tool body and configured to retain the accessory. The chuck has a chuck body that defines at least one light pipe formed therethrough. A light source disposed on a light ring coupled to the tool body and includes at least one light. Each at least one light source aligns with each of the at least one light pipe intermittently during rotation of the chuck.

Claims (32)

1. A power tool comprising:

a tool body including a motor configured to drive an output member;

a chuck coupled for rotation with the output member relative to the tool body and configured to retain an accessory, the chuck defining a plurality of light conduits formed therethrough, each conduit configured to transmit light through the chuck and configured to rotate together with the chuck; and

a plurality of light sources disposed on a light ring coupled to the tool body and configured to remain stationary as the chuck rotates,

wherein each of the light sources aligns with each of the light conduits so that each of the light sources intermittently illuminates a work area during rotation of the chuck.

2. The power took of claim 1 , wherein each of the light sources comprises an LED.

3. The power tool of claim 1 , wherein the each of the light conduits comprises a light pipe.

4. The power tool of claim 1 , wherein the number of light sources differs from the number of light conduits.

5. The power tool of claim 4 , wherein the number of light sources is greater than the number of light conduits.

6. The power tool of claim 5 , wherein the plurality of light conduits comprises three light conduits and the plurality of light sources comprises at least four light sources.

7. The power tool of claim 6 , wherein the three light conduits are equally angularly spaced around the chuck body and the at least four light sources are equally angularly spaced around the light ring.

8. A power tool comprising:

a tool body including a motor configured to drive an output member;

a chuck coupled for rotation with the output member relative to the tool body and configured to retain an accessory, the chuck defining a plurality of light conduits formed therethrough, each conduit configured to transmit light through the chuck and configured to rotate together with the chuck; and

a plurality of light sources disposed on a light ring coupled to the tool body and configured to remain stationary as the chuck rotates,

wherein the number of light sources is different from the number of light conduits such that each of the light sources intermittently illuminates a work surface during rotation of the chuck.

9. The power tool of claim 8 , wherein each of the light sources comprises an LED.

10. The power tool of claim 8 , wherein the each of the light conduits comprises a light pipe.

11. The power tool of claim 8 , wherein the number of light sources is greater than the number of light conduits.

12. The power tool of claim 11 , wherein the plurality of light conduits comprises three light conduits and the plurality of light sources comprises at least four light sources.

13. The power tool of claim 12 , wherein the three light conduits are equally angularly spaced around the chuck body and the at least four light sources are equally angularly spaced around the light ring.

14. A power tool comprising:

a tool body including a motor configured to drive an output spindle;

a chuck coupled for rotation with the output spindle relative to the tool body and configured to retain an accessory;

at least one light source coupled to the tool body and configured to remain stationary relative to the output spindle when the output spindle is rotationally driven by the motor;

a plurality of light conduits formed through the chuck and configured to rotate together with the chuck, the light conduits each allowing light from the at least one light source to travel through the light conduits such that each light source intermittently illuminates a zone in front of the chuck.

15. The power tool of claim 14 , wherein each of the light sources comprises an LED.

16. The power tool of claim 14 , wherein the each of the at least one light conduits comprises a light pipe.

17. The power tool of claim 14 , wherein the number of light sources is greater than the number of light conduits.

18. The power tool of claim 17 , wherein the plurality of light conduits comprises three light conduits and the at least one light source comprises at least four light sources.

19. The power tool of claim 18 , wherein the three light conduits are equally angularly spaced around the chuck body and the at least four light sources are equally angularly spaced around the light ring.

20. The power tool of claim 14 , wherein each of the at least one light sources aligns with each of the light conduits intermittently during rotation of the chuck.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 5, 2017
From: VANKO, JOHN C.; GOTTESMAN, TAL; PUZIO, DANIEL; FORSTER, MICHAEL K.; COX, JOHN D.; KELLEHER, JOSEPH P.; GARBER, STUART; ZELLERHOFF, JOERG; NORONA, JOAO; GEHRET, ROBERT S.; ESHLEMAN, SCOTT; OSBORNE, STEPHEN P.; FRIEDMAN, BRIAN E.; USSELMAN, ROBERT A.; NOSOV, ANATOLIY; DOYLE, MICHAEL C.
To: BLACK & DECKER INC.
Reel/Frame 041852/0792 →
Continuity (7)
Continuation 14681167 · Apr 8, 2015
Continuation 13553197 · Jul 19, 2012
Continuation In Part 12895051 · Sep 30, 2010
Provisional Application 61559338 · Nov 14, 2011
Provisional Application 61551684 · Oct 26, 2011
Provisional Application 61511317 · Jul 25, 2011
Related Publication 20170203421A1 · Jul 20, 2017
Cited By (5)
US 12,410,912 US 12,429,213 US 12,485,524 US 12,544,883 US 12,734,656