IP Library › Granted Patent US 12,196,398
Granted Patent B2
US 12,196,398 · App. 18/208,428 · Granted Jan 14, 2025

Hand holdable light having an ergonomic grip

Inventors: Raymond L. Sharrah (Collegeville, PA); Peter J. Ziegenfuss (Sellersville, PA); Thomas D. Boris (Collegeville, PA); Francis D. Arena (Chalfont, PA)
Assignee: Streamlight, Inc.
F21V21/406F21L4/00F21L4/005F21V23/0414F21V23/0428F21V31/005H01M50/213H01M50/247H01M50/296H01M50/50H01M50/502H01M50/519H01M50/574H01R11/281H01R12/714H01R33/18H01R33/88H01R33/90H01R33/955F21V19/001F21Y2115/10H01M2220/30
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Quick Facts
Patent No.
US 12,196,398
App. No.
18/208,428
Granted
Jan 14, 2025
Kind
B2
Abstract

A hand holdable light comprises: a light body having a forward portion, and a central or second portion; a light source proximate a forward end; and one or more switch actuators for controlling the light source. A rearward portion may have a non-circular cross-section; the actuators is/are on the forward portion; and the central or second portion may have a recess opposite the actuator. The light is holdable by a hand in several ways wherein a finger or thumb is proximate an actuator. A battery assembly comprises: a battery housing for receiving and connecting a battery; an electrical switch on a first end of the battery housing; and a pattern of electrical contacts on a second end of the battery housing, wherein ones of the electrical contacts are connected to the battery.

Claims (94)

1. A hand holdable light comprising:

a light body having a forward end and a rearward end defining a longitudinal direction therebetween, the light body having a forward portion proximate the forward end thereof and having a second portion adjacent to the forward portion disposed longitudinally between the forward portion and the rearward end of the light body, the light body having a cavity for receiving a source of electrical power;

a light source proximate the forward end of the light body;

a first switch actuator on the forward portion of the light body;

a second switch actuator on the forward portion of the light body closely adjacent to the first switch actuator;

whereby the first and second switch actuators are closer to the forward end of the light body than to the rearward end thereof;

a first electrical switch interior to the light body and responsive to the first switch actuator for selectively energizing and de-energizing the light source from the source of electrical power;

a second electrical switch interior to the light body and responsive to the second switch actuator for selecting an operating mode for the light source;

wherein at least part of the second portion of the light body has a transverse dimension that is less than a larger transverse dimension of a rearward portion of the light body, thereby defining a recess in the second portion on a side of the light body that is opposite to that where the first and second switch actuators are disposed;

whereby the light is holdable by a hand having a finger or a thumb proximate the recess of the second portion and the other of a finger or a thumb proximate the first switch actuator and/or the second switch actuator.

2. The hand holdable light of claim 1 wherein the light body has a longitudinal groove in which the first switch actuator is disposed.

3. The hand holdable light of claim 1 wherein the light body:

includes a third actuator on the rearward end of the light body; or

includes a third actuator disposed in a transverse groove on the rearward end of the light body; or

includes a third actuator disposed in a transverse groove on the rearward end of the light body that is in a direction of a larger transverse dimension thereof.

4. The hand holdable light of claim 1 wherein:

the second portion of the light body has a cross-section defining a flattened cylindrical shape, an oval shape or an elliptical shape; or

the rearward portion of the light body has a cross-section defining a flattened cylindrical shape, an oval shape or an elliptical shape and the second portion of the light body has a cross-section defining a flattened cylindrical shape, an oval shape or an elliptical shape having a larger transverse dimension that is in the same direction as the larger transverse dimension of the rearward portion and is smaller than the larger transverse dimension of the rearward portion.

5. The hand holdable light of claim 1 wherein the second switch actuator is a mode selecting actuator and is disposed on the forward portion of the light body in line with and forward of the first switch actuator.

6. The hand holdable light of claim 1 wherein the second switch actuator is a mode selecting actuator that is movable in a direction along an exterior surface of the light body for actuating the second electrical switch, wherein:

the second electrical switch is responsive to the position of the mode selecting actuator for selecting operating modes for the light source; or

the second electrical switch is responsive to the position of a magnet of the mode selecting actuator for selecting operating modes for the light source; or

the second electrical switch includes a Hall-effect device or a magnetic reed switch that is responsive to the magnetic field of a magnet of the mode selecting actuator for selecting operating modes for the light source.

7. The hand holdable light of claim 1 wherein the light body has a cover for covering an opening into the cavity of the light body for receiving a source of electrical power therein, wherein the source of electrical power includes an electrical switch on an end thereof that is proximate the cover when the source of electrical power is in the cavity of the light body, and wherein:

the cover has an opening through which the electrical switch of the source of electrical power is actuatable from external to the light body; or

the cover has a flexible seal covering an opening therein through which the electrical switch of the source of electrical power is actuatable from external to the light body; or

the cover has a flexible seal covering an opening therein through which the electrical switch of the source of electrical power is actuatable from external to the light body, the flexible seal providing a seal between the cover and the opening into the cavity of the light body.

8. The hand holdable light of claim 1 wherein the rearward portion of the light body has a non-circular cross-section that defines opposing broad surfaces, the light further having:

a pattern in one or both of the opposing broad surfaces; or

a coating on one or both of the opposing broad surfaces; or

a sheet material on one or both of the opposing broad surfaces; or

one of a pattern, a coating or a sheet material on one of the opposing broad surfaces and another of a pattern, a coating or a sheet material on another of the opposing broad surfaces;

wherein the pattern, coating or sheet material has a higher coefficient of friction than does the broad opposing surface when smooth and/or uncovered.

9. The hand holdable light of claim 1 wherein the light body has a cover for covering an opening into the cavity of the light body for receiving a source of electrical power therein, wherein the light body and the cover have respective complementary features providing a latch for retaining the cover in a closed position adjacent the opening of the light body.

10. The hand holdable light of claim 9 wherein the cover is hinged at one end thereof and has a latch feature at the other end thereof, the latch including:

a loop or a clasp on the light body for engaging the latch feature of the cover for the retaining the cover in a closed position adjacent the opening of the light body; or

a clasp wherein a single metal piece is formed and attached to the light body to provide the clasp and a clip.

11. The hand holdable light of claim 1 wherein the light body has a cover for covering an opening into the cavity of the light body for receiving a source of electrical power therein, wherein the cover includes a third switch actuator for selectively energizing the light source from the source of electrical power.

12. The hand holdable light of claim 11 wherein the source of electrical power includes an electrical switch for selectively energizing the light source, and wherein the cover includes the third switch actuator for actuating the electrical switch of the source of electrical power.

13. The hand holdable light of claim 1 :

wherein the source of electrical power includes a battery assembly having a symmetrical pattern of externally accessible electrical contacts on an end thereof that is proximate the forward end of the light body, and

wherein the light body includes at least two electrical contacts positioned for making respective electrical connections to predetermined ones of the symmetrical pattern of electrical contacts of the battery assembly when the battery assembly is in the cavity of the light body,

whereby proper electrical connections are made to the battery assembly irrespective of its orientation in the cavity of the light body.

14. The hand holdable light of claim 1 further including:

a clip on the light body; or

a latch on the light body for retaining a cover of an opening of the light body in a closed position adjacent the opening of the light body; or

a clip on the light body and a latch on the light body for retaining a cover of an opening of the light body in a closed position adjacent the opening of the light body.

15. The hand holdable light of claim 1 wherein the first and second electrical switches are disposed on one or more circuit boards supported by a housing internal to the light body.

16. A hand holdable light comprising:

a light body having a forward end and a rearward end defining a longitudinal direction therebetween, the light body having a forward portion proximate the forward end thereof and having a second portion adjacent to the forward portion disposed longitudinally between the forward portion and the rearward end of the light body, the light body having a cavity for receiving a source of electrical power;

a light source proximate the forward end of the light body;

a first switch actuator on the forward portion of the light body;

a second switch actuator on the forward portion of the light body closely adjacent to the first switch actuator, wherein the second switch actuator is in line with and forward of the first switch actuator;

whereby the first and second switch actuators are closer to the forward end of the light body than to the rearward end thereof;

a first electrical switch interior to the light body and responsive to the first switch actuator for selectively energizing and de-energizing the light source from the source of electrical power;

a second electrical switch interior to the light body and responsive to the second switch actuator for selecting an operating mode for the light source;

a cover at the rearward end of the light body for covering an opening into the cavity thereof, whereby the source of electrical power can be placed into the cavity and can be removed from the cavity when the cover uncovers the opening into the cavity;

the cover including a third switch actuator for selectively energizing the light source from the source of electrical power;

wherein at least part of the second portion of the light body has a transverse dimension that is less than a larger transverse dimension of a rearward portion of the light body, thereby defining a recess in the second portion on a side of the light body that is opposite to that where the first and second switch actuators are disposed;

whereby the light is holdable by a hand having a finger or a thumb proximate the recess of the second portion and the other of a finger or a thumb proximate the first switch actuator and/or the second switch actuator.

17. The hand holdable light of claim 16 wherein:

the first switch actuator is disposed in a longitudinal groove of the light body; and

the third switch actuator is disposed in a groove in the cover.

18. The hand holdable light of claim 16 wherein:

the second portion of the light body has a cross-section defining a flattened cylindrical shape, an oval shape or an elliptical shape; or

the rearward portion of the light body has a cross-section defining a flattened cylindrical shape, an oval shape or an elliptical shape and the second portion of the light body has a cross-section defining a flattened cylindrical shape, an oval shape or an elliptical shape having a larger transverse dimension that is in the same direction as the larger transverse dimension of the rearward portion and is smaller than the larger transverse dimension of the rearward portion.

19. The hand holdable light of claim 16 wherein the rearward portion of the light body has a non-circular cross-section that defines opposing broad surfaces, the light further having:

a pattern in one or both of the opposing broad surfaces; or

a coating on one or both of the opposing broad surfaces; or

a sheet material on one or both of the opposing broad surfaces; or

wherein the pattern, coating or sheet material has higher coefficient of friction than does the broad opposing surface when smooth and/or uncovered.

20. The hand holdable light of claim 16 wherein the source of electrical power includes an electrical switch for selectively energizing the light source, and wherein the third switch actuator of the cover is positioned for actuating the electrical switch of the source of electrical power.

21. The hand holdable light of claim 16 :

wherein the source of electrical power includes a battery assembly having a symmetrical pattern of externally accessible electrical contacts on an end thereof that is proximate the forward end of the light body, and

wherein the light body includes at least two electrical contacts positioned for making respective electrical connections to predetermined ones of the symmetrical pattern of electrical contacts of the battery assembly when the battery assembly is in the cavity of the light body,

whereby proper electrical connections are made to the battery assembly irrespective of its orientation in the cavity of the light body.

22. The hand holdable light of claim 16 wherein the first and second electrical switches are disposed on one or more circuit boards supported by a housing internal to the light body.

23. The hand holdable light of claim 1 wherein one of the first and second switch actuators is movable in a direction transverse to the longitudinal direction.

24. The hand holdable light of claim 5 wherein the mode selecting actuator is movable in a direction transverse to the longitudinal direction.

25. The hand holdable light of claim 24 wherein the mode selecting actuator includes a magnet and wherein the second electrical switch includes a Hall effect sensor or a magnetic reed switch that is responsive to the position of the magnet of the mode selecting actuator.

26. The hand holdable light of claim 16 wherein one of the first and second switch actuators is movable in a direction transverse to the longitudinal direction.

27. The hand holdable light of claim 16 wherein the second switch actuator is a mode selecting actuator that is movable in a direction transverse to the longitudinal direction.

28. The hand holdable light of claim 27 wherein the mode selecting actuator includes a magnet and wherein the second electrical switch includes a Hall effect sensor or a magnetic reed switch that is responsive to the position of the magnet of the mode selecting actuator.

29. A hand holdable light comprising:

a light body having a forward end and a rearward end defining a longitudinal direction therebetween, the light body having a forward portion proximate the forward end thereof and having a second portion adjacent to the forward portion disposed longitudinally between the forward portion and the rearward end of the light body, the light body having a cavity for receiving a source of electrical power;

a light source proximate the forward end of the light body;

a first switch actuator on the forward portion of the light body;

a second switch actuator on the forward portion of the light body closely adjacent to the first switch actuator, wherein the second switch actuator is a mode selecting actuator movable in a direction transverse to the longitudinal direction;

whereby the first and second switch actuators are closer to the forward end of the light body than to the rearward end thereof;

a first electrical switch interior to the light body and responsive to the first switch actuator for selectively energizing and de-energizing the light source from the source of electrical power;

a second electrical switch interior to the light body and responsive to the mode selecting actuator for selecting an operating mode for the light source;

wherein at least part of the second portion of the light body has a transverse dimension that is less than a larger transverse dimension of a rearward portion of the light body, thereby defining a recess in the second portion on a side of the light body that is opposite to that where the first and second switch actuators are disposed;

whereby the light is holdable by a hand having a finger or a thumb proximate the recess of the second portion and the other of a finger or a thumb proximate the first switch actuator and/or the second switch actuator.

30. The hand holdable light of claim 29 wherein the mode selecting actuator includes a magnet and wherein the second electrical switch includes a Hall effect sensor or a magnetic reed switch that is responsive to the position of the magnet of the mode selecting actuator.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 12, 2023
From: SHARRAH, RAYMOND L.; ZEIGENFUSS, PETER J.; BORIS, THOMAS D.; ARENA, FRANCIS D.
To: STREAMLIGHT, INC.
Reel/Frame 063921/0207 →
Continuity (3)
Division 16987158 · Aug 6, 2020
Provisional Application 62959438 · Jan 10, 2020
Related Publication 20230313981A1 · Oct 5, 2023
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