Claims:1. A multi-bit screwdriver comprising:
an elongate body having a first end, a second end, and a lateral surface between the first end and the second end to form an interior cavity; and
a plurality of screwdriver bit assemblies disposed on the interior cavity of elongate body, each of the plurality of screwdriver bit assemblies having a screwdriver bit on one side and an interlocking portion on another side to allow another screwdriver bit assembly of the plurality of screwdriver bit assemblies to interlock with the corresponding screwdriver bit along the lateral surface.
2. The screwdriver as claimed in claim 1, wherein a screwdriver bit of the screwdriver assembly is interlocked with the interlocking portion of the other screwdriver assembly.
3. The screwdriver as claimed in claim 1, wherein each of the plurality of screwdriver bit assemblies comprises an assembly body and a screwdriver bit coupled with an upper portion of the assembly body and wherein a lower portion of the assembly body comprises the interlocking portion.
4. The screwdriver as claimed in claim 1,wherein each of the plurality of screwdriver bit assemblies comprises a control circuitry comprises light emitting diodes (LEDs) and button cells to indicate whether the plurality of screwdriver assemblies are properly interlocked with each other.
5. The screwdriver as claimed in claim 1, wherein the elongate body comprises one or more slots allow insertion of a magnetic member inside the elongate body, wherein the magnetic member allows magnetic coupling between the screwdriver bit assemblies.
6. The screwdriver as claimed in claim 1, wherein the elongate body comprises a plurality of sliding members configured at the lateral surface such that each of the plurality of sliding members are configured to rotate between an opened position in which the sliding member are perpendicular to the longitudinal axis of the lateral surface and a closed position in which the sliding member is parallel to the longitudinal axis of the lateral surface.
7. The screwdriver as claimed in claim 6, wherein the opened position of the sliding members forms a T- shaped configuration providing an additional torque while fastening a screw.

Description:FIELD OF THE INVENTION
[0001] The present disclosure generally relates to screwdrivers. In particular, the present disclosure relates to the screwdriver provided with multiple bit assemblies.

BACKGROUND OF THE INVENTION
[0002] The background description includes information that may be useful in understanding the present invention. It is not an admission that any of the information provided herein is prior art or relevant to the presently claimed invention, or that any publication specifically or implicitly referenced is prior art.
[0003] As known in the art, screwdriver is typically one of the most important tools available in various designs and shapes. Some of the screwdrivers are available in multi-bit configuration. The multi-bit screwdrivers allow a user to drive a variety of screws with a single tool. The multi-bit screwdrivers are typically configured with interchangeable bits having blades of varying sizes and shapes. By merely interchanging the bits in the screwdriver, a user can drive different types of screws with a single tool. With the multi-bit configuration, the movement of the screwdriver becomes easy and convenient, thereby eliminating a large amount of force to drive the screws.
[0004] However, it is difficult to carry multiple bits for the screwdriver to obtain multiple functionalities in a single screwdriver.
[0005] There is therefore a need in the art for an improved screwdriver, which overcomes above-mentioned and other limitations of existing approaches. The improved screwdriver should allow the user to conveniently select a desired bit.
[0006] All publications herein are incorporated by reference to the same extent as if each individual publication or patent application were specifically and individually indicated to be incorporated by reference. Where a definition or use of a term in an incorporated reference is inconsistent or contrary to the definition of that term provided herein, the definition of that term provided herein applies and the definition of that term in the reference does not apply.
OBJECTS OF THE INVENTION
[0007] Some of the objects of the present disclosure, which at least one embodiment herein satisfies are as listed herein below.
[0008] An object of the present disclosure is to provide a multi-bit screwdriver to allow multiple bits to retain inside the screwdriver.
[0009] Another object of the present disclosure is to provide a multi-bit screwdriver that provides an ability of performing multiple functionalities in a single device.
[0010] Another object of the present disclosure is to provide a multi-bit screwdriver that retains multiple bit assemblies through interlocking with each other.
[0011] Another object of the present disclosure is to provide a multi-bit screwdriver provided with a magnetic slit to allow magnetic coupling between screwdriver bits and screws.

SUMMARY
[0012] The present disclosure generally relates to screwdrivers. In particular, the present disclosure relates to the screwdriver provided with multiple bit assemblies.
[0013] An aspect of the present disclosure pertains to a multi-bit screwdriver. The screwdriver includes an elongate body having a first end, a second end, and a lateral surface between the first end and the second end to form an interior cavity; and a plurality of screwdriver bit assemblies disposed on the interior cavity of elongate body, each of the plurality of screwdriver bit assemblies having a screwdriver bit on one side and an interlocking portion on another side to allow another screwdriver bit assembly of the plurality of screwdriver bit assemblies to interlock with the corresponding screwdriver bit along the lateral surface.
[0014] According to an embodiment, a screwdriver bit of the screwdriver assembly is interlocked with the interlocking portion of the other screwdriver assembly.
[0015] According to an embodiment, each of the plurality of screwdriver bit assemblies comprises an assembly body, where the corresponding screwdriver bit is coupled with an upper portion of the assembly body, and wherein a lower portion of the assembly body comprises the interlocking portion.
[0016] According to an embodiment, each of the plurality of screwdriver bit assemblies comprises a control circuitry comprises light emitting diodes (LEDs) and button cells to indicate whether the plurality of screwdriver assemblies are properly interlocked with each other.
[0017] According to an embodiment, the elongate body comprises one or more slots allowing insertion of a magnetic member inside the elongate body, wherein the magnetic member allows magnetic coupling between the screwdriver bit assemblies.
[0018] According to an embodiment, the elongate body comprises a plurality of sliding members configured at the lateral surface such that each of the plurality of sliding members are configured to rotate between an opened position in which the sliding member are perpendicular to the longitudinal axis of the lateral surface and a closed position in which the sliding member is parallel to the longitudinal axis of the lateral surface.
[0019] According to an embodiment, the opened position of the sliding members forms a T- shaped configuration providing an additional torque while fastening a screw.
[0020] Various objects, features, aspects and advantages of the inventive subject matter will become more apparent from the following detailed description of preferred embodiments, along with the accompanying drawing figures in which like numerals represent like components.

BRIEF DESCRIPTION OF THE DRAWINGS
[0021] The accompanying drawings are included to provide a further understanding of the present disclosure and are incorporated in and constitute a part of this specification. The drawings illustrate exemplary embodiments of the present disclosure and, together with the description, serve to explain the principles of the present disclosure.
[0022] FIGs. 1A and 1B illustrate an exemplary representation of a proposed screwdriver, in accordance with an embodiment of the present disclosure.
[0023] FIGs. 2A and 2B illustrate various views of a screwdriver bit assembly of the screwdriver, in accordance with embodiments of the present disclosure.
[0024] FIG. 3 illustrates an exemplary representation of interlocking between two screwdriver bit assemblies, in accordance with embodiments of the present disclosure.
[0025] FIG. 4 illustrates an exemplary representation of the proposed screwdriver with the plurality of screwdriver bit assemblies interlocked with each other, in accordance with embodiments of the present disclosure.
[0026] FIGs. 5A and 5B illustrate exemplary representation of the proposed screwdriver with a control circuitry, in accordance with embodiments of the present disclosure.
[0027] FIGs. 6A-6C illustrate exemplary representation of the proposed screwdriver with a knob, in accordance with embodiments of the present disclosure.
[0028] FIG. 7 illustrate an exemplary representation of locking configuration of the magnetic member, in accordance with embodiments of the present disclosure.

DETAILED DESCRIPTION
[0029] In the following description, numerous specific details are set forth in order to provide a thorough understanding of embodiments of the present invention. It will be apparent to one skilled in the art that embodiments of the present invention may be practiced without some of these specific details.
[0030] If the specification states a component or feature “may”, “can”, “could”, or “might” be included or have a characteristic, that particular component or feature is not required to be included or have the characteristic.
[0031] As used in the description herein and throughout the claims that follow, the meaning of “a,” “an,” and “the” includes plural reference unless the context clearly dictates otherwise. Also, as used in the description herein, the meaning of “in” includes “in” and “on” unless the context clearly dictates otherwise.
[0032] Exemplary embodiments will now be described more fully hereinafter with reference to the accompanying drawings, in which exemplary embodiments are shown. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. These embodiments are provided so that this disclosure will be thorough and complete and will fully convey the scope of the invention to those of ordinary skill in the art. Moreover, all statements herein reciting embodiments of the invention, as well as specific examples thereof, are intended to encompass both structural and functional equivalents thereof. Additionally, it is intended that such equivalents include both currently known equivalents as well as equivalents developed in the future (i.e., any elements developed that perform the same function, regardless of structure).
[0033] Embodiment herein relates to a screwdriver with multiple bits to employ multiple functionalities in a single device. The screwdriver includes multi-bit assemblies interlocked with each other. Each of the bit assemblies may include an assembly body and a bit. The bit is coupled with an upper portion of assembly body, whereas a lower portion of the assembly body includes an interlocking portion to interlock the other bit of the other bit assembly. Thus, all bit assemblies are interlocked along the lateral surface. Thus, the improved screwdriver allows multiple bits to retain inside the screwdriver, which also allows the user to conveniently select a desired bit.
[0034] FIGs. 1A and 1B illustrates an exemplary representation of a proposed screwdriver, in accordance with an embodiment of the present disclosure. According to an embodiment of the present disclosure, the proposed screwdriver 100 may include an elongate body 101 having a first end 101-1, a second end 101-2, and a lateral surface 101-3. The lateral surface 101-3 may be configured between the first end 101-1 and the second end 101-2 to form an interior cavity. In an embodiment, the screwdriver 100 may include a plurality of screwdriver bit assemblies 102 disposed on the interior cavity of elongate body 101.
[0035] In an embodiment, the elongate body 101 may include one or more slots 103 at the lateral surface 101-3 to allow insertion of a magnetic member 104 inside the elongate body 101. The magnetic member 104 may allow magnetic coupling between the screwdriver bit assemblies 102.Due to magnetic effect provided by the magnetic member 104, screws are held in place until they are fastened. The magnetic member is also used as an additional stopper for the screwdriver bits from moving backwards. The magnetic member is extended for the purpose of holding screws. In an embodiment, the magnetic member 104 may also allow magnetic coupling between the screwdriver bit 102 and the screw while fastening.
[0036] In an embodiment, the elongate body 101 may include a plurality of sliding members 105 configured at the lateral surface 101-3. The lateral surface may include one or more receptacles, each configured to receive a sliding member as shown in FIG. 1A. Each of the plurality of sliding members 105 is configured to rotate between an opened position and a closed position. As shown in FIG. 1B, the opened position may correspond to the position of the sliding member in which the sliding member 105 are perpendicular to the longitudinal axis of the lateral surface 101-3. As shown in FIG. 1A, the closed position may correspond to the position of the sliding member in which the sliding member 105 is parallel to the longitudinal axis of the lateral surface 101-3. In the closed position, the sliding member 105 may be configured at the receptacles provided at the lateral surface 101-3. In an embodiment, the opened position of the sliding members105 forms a T- shaped configuration providing an additional torque while fastening a screw.
[0037] FIGs. 2A and 2B illustrate various views of a screwdriver bit assembly of the screwdriver, in accordance with embodiments of the present disclosure. As illustrated in FIGs. 2A and 2B, each of the plurality of screwdriver bit assemblies 102 may include a screwdriver bit 102-1 on one side and an interlocking portion 102-4 on another side to allow another screwdriver bit assembly of the plurality of screwdriver bit assemblies to interlock with the corresponding screwdriver bit along the lateral surface. Specifically, a screwdriver bit of the screwdriver assembly is interlocked with an interlocking portion of the other screwdriver assembly.
[0038] In an embodiment, each of the plurality of screwdriver bit assemblies may include an assembly body 103 and a screwdriver bit 102-1 coupled with an upper portion of the assembly body. In an exemplary embodiment, the screwdriver bit 102-1 may include threads 201 to allow coupling with the upper portion of assembly body 103.A lower portion of the assembly body may include the interlocking portion 102-4. The interlock portion 102-4 may be interlocked with another screwdriver bit of the other screwdriver bit assembly.
[0039] FIG. 3 illustrates an exemplary representation of interlocking between two screwdriver bit assemblies, in accordance with embodiments of the present disclosure. As illustrated in FIG. 3, the screwdriver bit assembly 102A is interlocked with another screwdriver bit assembly 102B. In particular, the interlocked portion 102A-4 of the screwdriver bit assembly 102A may be coupled with the screwdriver bit 102B-1 of the screwdriver bit assembly 102B.
[0040] In an embodiment, each of the plurality of screwdriver bit assemblies may include a control circuitry comprises light emitting diodes (LEDs) 301 to indicate whether the plurality of screwdriver assemblies are properly interlocked with each other. As shown in FIG. 3A, the LED 301 is in ON position, which clearly indicates the screwdriver bit assembly 102A is interlocked with the other screwdriver bit assembly 102B properly.
[0041] FIG. 4 illustrates an exemplary representation of the proposed screwdriver with the plurality of screwdriver bit assemblies interlocked with each other, in accordance with embodiments of the present disclosure. The proposed screwdriver may include a plurality of screwdriver bit assemblies 102A, 102B, 102C, and 102D. Each of screwdriver bit assemblies 102A, 102B, and 102C may include LEDs 301A, 301B, 301C respectively. The LEDs are configured to be in ON position when the two screwdriver bit assemblies are properly interlocked with each other. As shown in FIG. 4, the LED 301A is configured to be in ON position when the screwdriver bit assemblies 102A and 102B are properly interlocked with each other. Similarly, the LEDs 301B and 301C are configured to be in ON position when groups of the screwdriver bit assemblies 102B and 102C; and 102C and 102D are properly interlocked within the group.
[0042] In an embodiment, the first end of the elongate body comprises a hole to allow fitment of the screwdriver bit of the screwdriver bit assembly. As shown in FIG. 4, the screwdriver bit 102A-1 is configured on the hole of first end 101-1 of the elongate body 101.
[0043] FIGs. 5A and 5B illustrate exemplary representation of the proposed screwdriver with a control circuitry, in accordance with embodiments of the present disclosure. As shown in FIG. 5A, the screwdriver may include a control circuitry 500 on the first end of elongate body 101. The control circuitry 500 may include one or more button cells 501, and LEDs 301. The button cells 501 may act as a power source to the control circuitry 500. In an embodiment, common connection points 502 are configured on the first end of the elongate body 101. As shown in FIG. 5B, a connection completer circuit 503 is configured on the first end of the elongate body 101. All the LEDs 301 and button cells 501 are connected in series with its two terminals exposed to the contact points on the screwdriver. The wire shaped circuit, as shown in FIG. 5B, connects to the contact points on the knob which just acts as a switch which only completes the circuit when the knob is fully tightened to securely lock the bit in position.
[0044] FIGs. 6A-6C illustrate exemplary representation of the proposed screwdriver with a knob, in accordance with embodiments of the present disclosure. As illustrated in FIGs. 6A-6C, a knob 600 is configured on the second end 101-2 of the elongate body 101 of the proposed screwdriver. The knob 600 is configured to rotate to allow tighten/loosen the screwdriver without repeating taking the screwdriver out of its place.
[0045] FIG. 7 illustrate an exemplary representation of locking configuration of the magnetic member, in accordance with embodiments of the present disclosure. As illustrated in FIG. 7, the elongate body may include one or more slots configured to allow coupling between the elongate body with magnetic member 104. The magnetic member may be configured to switch between a locked position and an unlocked position. The interior cavity of screwdriver is hexagonal in shape and the screwdriver bits are also hexagonal in shape as a result the screwdriver bits always get fitted in the interior cavity so that it interlocks with other screwdriver bits. There are smaller sized extrusion in hexagonal shape, as shown in FIG. 1A, and slightly deeper hexagonal shaped interlocking portion 102-4 on the screwdriver bit assemblies for interlocking purpose as shown in FIGs. 2A and 2B.
[0046] While embodiments of the present invention have been illustrated and described, it will be clear that the invention is not limited to these embodiments only. Numerous modifications, changes, variations, substitutions, and equivalents will be apparent to those skilled in the art, without departing from the spirit and scope of the invention, as described in the claim.
[0047] In the foregoing description, numerous details are set forth. It will be apparent, however, to one of ordinary skill in the art having the benefit of this disclosure, that the present disclosure can be practiced without these specific details. In some instances, well-known structures and devices are shown in block diagram form, rather than in detail, to avoid obscuring the present invention.
[0048] While the foregoing describes various embodiments of the disclosure, other and further embodiments of the disclosure may be devised without departing from the basic scope thereof. The disclosure is not limited to the described embodiments, versions or examples, which are included to enable a person having ordinary skill in the art to make and use the disclosure when combined with information and knowledge available to the person having ordinary skill in the art.
ADVANTAGES OF THE INVENTION
[0049] The present disclosure provides a multi-bit screwdriver to allow multiple bits to retain inside the screwdriver.
[0050] The present disclosure provides a multi-bit screwdriver that provides an ability of performing multiple functionalities in a single device.
[0051] The present disclosure provides a multi-bit screwdriver that retains multiple bit assemblies through interlocking with each other.
[0052] The present disclosure provides a improved screwdriver provided with a magnetic slit to allow magnetic coupling between screwdriver bits and screws.