A power tool constructed in accordance to one example of the present teachings can include a housing having a handle and body portion. A motor can be disposed in the body portion and a drive spindle drivingly connected to the motor. A chuck can comprise a chuck spindle that supports a plurality of chuck jaws. …

Legal parties

Inventors (applicants): Christopher J. Murray, David C. Campbell
Assignees (initial): Black & Decker Inc. (Newark, US)
Agents: Harness, Dickey & Pierce, P.L.C. (attorney)

The application was examined by Alan Snyder, Andrea Wellington (USPTO dept. 3722)


  • 1. A power tool comprising; …
  • 2. The power tool of claim 1 wherein the indicator mechanism further comprises a plate …
  • 3. The power tool of claim 2 wherein the plate has a tab extending therefrom …

Cited documents


  • Hiestand US 4645220 A / 279/111, Feb. 1, 1987
  • Trautner US 2009/0126956 A1, May. 1, 2009
  • Campbell et al. US 7520512 B2, Apr. 1, 2009
  • Gibbons US 7243922 B2, Jul. 1, 2007
  • Campbell et al. US 7243923 B2, Jul. 1, 2007
  • McRoberts et al. US 2010/0043603 A1, Feb. 1, 2010
  • Carnesi US 5819607 A, Oct. 1, 1998
  • Carnesi US 5337634 A, Aug. 1, 1994
  • Young US 2009/0072501 A1 / 279/62, Mar. 1, 2009
  • Hanke US 6513604 B2, Feb. 1, 2003
  • GB 2381485 A, May. 1, 2003
  • Berry et al. US 6311787 B1, Nov. 1, 2001
  • JP 64002803 A, Jan. 1, 1989
  • Puzio US 7503734 B2, Mar. 1, 2009
  • Girardeau US 6834864 B2 / 279/60, Dec. 1, 2004



The drawings described herein are for illustrative purposes only of selected embodiments and not all possible implementations, and are not intended to limit the scope of the present disclosure. FIG. …



The present disclosure relates generally to a drill chuck for use with a power drill and more specifically to an indicator mechanism incorporated on the drill chuck that changes status …

Cross-Reference to Related Applications

This application claims the benefit of U.S. Provisional Application No. 61/386,802, filed on Sep. 27, 2010. The entire disclosure of the above application is incorporated herein by …

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. With initial reference to FIG. 1 , a drill chuck constructed in accordance to one example …

More details about Tool Chuck With Indicator Mechanism

Miscellaneous patent data

The assignee is a United States company, the patent was extended by 325 days, the recorded agent - Harness, Dickey & Pierce, P.L.C., located in Newark (US), the assignee organization is Black & Decker Inc., the grant number is 08714566 (publication number), the invention details are shown in 6 figures, the grant publication date is May. 6, 2014, numbered 13/224,445 (application), categorized under Conical sleeve as a primary classification, similar categories include Nonseparable or built-in, Lathe carriages, Cross-slides, Tool posts, Similar parts of any machine tools, Methods for turning or working essentially requiring the use of turning-machines, Use of auxiliary equipment in connection with such methods, Jaws mounted on flexible member; i.e., diaphragm, Fixed cam and moving jaws, Cutting tools with blade- or disc-like main parts, Jaw is expansible chamber; i.e., bladder type, Needle Roller Type Socket, Automatic or semi-automatic turning-machines with a single working-spindle, e.g. controlled by cams, Equipment therefor, Features common to automatic and semi-automatic turning-machines with one or more working-spindles, Means for holding or guiding the drilling device or for securing it to the work, Thrust stands, the patent particularly claims a power tool comprising…, the exemplary claims include number 1, the application publication date is Sep. 2, 2011, the invention is named Tool Chuck With Indicator Mechanism, the exemplary patent drawings are Rear perspective view of the drill, Tool Chuck With Indicator Mechanism, Exploded view of the drill, Perspective view of an exemplary, illustrated by 4 drawings, the application was examined by Andrea Wellington, Alan Snyder (3722 USPTO department), invented by Christopher J. Murray et al., the applicant's name is David C. Campbell, the applicant's city - Bel Air, state - MD, the known inventor's name is David C. Campbell, the inventor's city is Bel Air, state - MD, 19 claims comprise the protection scope.

Invention classification information

The invention is classified under moving radially, actuated by screw-and-nut mechanisms, With Signal, Indicator, Illuminator or Optical Means, Conical sleeve. The designated search classifications include Threaded sleeve and jaw, With Measuring, Indicating or Control Means, Obliquely guided reciprocating jaws, Keyless Type Socket, With Signal, Indicator, Illuminator or Optical Means, With Safety Feature, Conical sleeve.

Patent details
Publication number 08714566
Publication date May. 6, 2014
Kind code B2
Application number 13/224,445
Application date Sep. 2, 2011
Application type U
Application series code 13
Extension term 325
National classification 279/62
Total number of claims 19
Exemplary claims 1
Number of drawings 4
Number of figures 6
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