PROTECTIVE CASE FOR ELECTRONIC DEVICE
A protective case for a mobile electronic device is disclosed herein. The protective case includes a front portion and a back portion that is configured to slide into a side of the front portion to effectuate the sealing and closure of the case. The front portion is configured to cover the front face and sides of the device and includes rails or protrusions on opposing sides of its internal surface. The back portion is configured to cover the back side of the device and includes channels on opposing sides that are configured to be slid along the rails on the opposing sides of the internal surface of the front component and thereby open and close the ease. The protective case is configured to be reversibly attached to a stand module that facilitates multiple viewing/operating positions.
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This application is a continuation of U.S. patent application Ser. No. 17/177,194, filed on Feb. 16, 2021, which is a continuation of U.S. patent application Ser. No. 17/088,570, filed on Nov. 3, 2020, which is a continuation of U.S. patent application Ser. No. 15/727,539, filed on Oct. 6, 2017 and issued as U.S. Pat. No. 10,826,551 on Nov. 3, 2020, which claims the benefit of and priority to U.S. Provisional Patent Application Ser. No. 62/442,424, filed on Jan. 4, 2017, the entireties of which are hereby incorporated herein by reference.
BACKGROUND Field of the InventionThis invention relates to accessories for electronic devices and more specifically to user removable protective enclosures or cases tor mobile electronic devices.
Description of the Related ArtMobile consumer electronic products, such as smart and cellular phones, computing tablets, MP3/audio/video players, gaming devices and laptops are continuously and rapidly evolving to meet expanding consumer demands. Many such mobile electronic, devices include touchscreen displays on their front face and one or more buttons, access or charging ports, switches, sensors, speakers, and cameras, it is important to protect such devices from damage from impact, dust and moisture and yet do so while facilitating their use. While there exist protective cases to mitigate against such damage, such protective cases cars be difficult or inconvenient to install and uninstall from the mobile electronic device, provide insufficient protection, and fail, to allow suitable interaction with the mobile electronic device or facilitate varied operation modes.
Accordingly, the inventors here have recognized that there is a continued need for protective cases that can be conveniently installed over the mobile electronic device, and enhance protection while facilitating use of the mobile device in a desired manner.
SUMMARYDisclosed are numerous aspects of a unique and inventive protective case configured to receive, retain and protect a mobile electronic device, such as a smart or mobile phone, a computing tablet, a laptop, an MP3 audio player, a gaming device, or other portable handheld electronic device that includes an interactive touchscreen display.
In one aspect, the protective case includes a front component and a back component that slides into one side of the front component to seal and close the case. The front component is configured to cover the front face and sides of the electronic device and includes rails or protrusions on opposing sides of its internal surface. The back component is configured to cover the back side of the electronic device and includes channels on opposing sides that are configured to slide along the rails of the front component to open and close the case.
In another aspect, the protective case is configured to be attached to a stand that facilitates multiple viewing/operating positions. The stand comprises a base that is configured to be attached to the case, a hinged stand arm, and a slide cover, that locks the stand arm into various configurations that facilitate positioning the protective case and electronic device into the multiple viewing/operating positions.
The construction, configuration and implementation of the various components of the case and stand and their interrelationship constitute additional aspects of the invention. In this regard, it should be understood that each of the foregoing and various aspects, together with those set forth in the claims and summarized above and/or otherwise disclosed herein, including the drawings, may be combined to support claims for a device, apparatus, system, method of manufacture, and/or use without limitation.
These and other features, aspects and advantages are described below with reference to the drawings, which are intended to illustrate, but not to limit, the invention. In the drawings, like reference characters denote corresponding features consistently throughout similar embodiments.
Each drawing is generally to scale and hence relative dimensions of the various components can be determined from the drawings.
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTAs summarized above and illustrated in the drawings, disclosed herein are various aspects of a protective case for a mobile device and reversibly detachable and configurable stand capable of providing different user viewing/operation positions. Many of those aspects are summarized above and illustrated in the drawings.
As set forth above, disclosed in
The protective case 100 includes front, back, left, right, top and bottom sides 101, 102, 103, 104, 105, 106, exterior and interior surfaces 107, 108, and an electronic device compartment 110 that is configured to receive and retain an electronic device 900. The electronic device 900 includes corresponding front, back, left, right, top and bottom sides 901, 902, 903, 904, 905, 906 with an interactive touchscreen display 910, home button/biometric sensor 911, and speaker port 912 on its front face 901, a camera lens and flash module 913 on its back face 902, a charging port 913, microphone and speaker ports 914 on its bottom side 906, and an audio jack port 915 and a plurality of buttons and/or switches (e.g., volume, on/off) 916 on its sides.
The case 100 comprises basically two major components: a front portion 200 and a back portion 300 that slides into one side of front component 200 to seal and close the case 100. The front portion 200 comprises a front shell 400, a transparent screen panel 500 and an inner bumper 600. The bottom portion 300 comprises a bottom shell 700 and a back shell pad 800. In addition, the case 100 is configured to attach to and be supported in multiple operation modes by a stand 1000. The stand generally comprises a stand base 1100, a hinged stand arm 1200 and a slide cover 1300. Each of these components are described in more detail below.
The front shell 400 comprises a perimeter support frame 410 defining a front face opening 470 configured to overlie the touchscreen display 910 and the home button and biometric sensor 911 on the front side 901 of the mobile device 900. The perimeter support frame includes C-shaped cross-section regions that are configured to overlie the front face 901 of the mobile device 900 and wrap around from the front side 101 to the back side 102 of the case 100 on three sides. In the illustrated embodiment the perimeter support frame 410 wraps has a C-shaped cross-section configuration that wraps around at the bottom, left, and right sides 106, 104, 103 of the case 100 while leaving the top side 101 with an opening to receive the back portion 300 of the case 100 that slides into that side. While in the illustrated implementation the front portion 200 is configured to allow the back portion 300 to slide into the case from the top side 101, it should be understood that the case 100 may be configured to allow the back portion 300 to slide into the case from the bottom, left or right sides.
To facilitate the sliding engagement and attachment with the back portion 300, the interior surface 411 of the front shell 400 includes rails 420 positioned on opposing left and right sides 104, 103 that extend in generally transverse direction to the open top side 105 of the front shell 400. The front shell 400 also includes slide guides 426 and retention notches 425 on the interior surface 411 at the bottom side 106 end region. The exterior surface 412 of the front shell 400 includes a clasp receiving/engaging surface 415 that is configured to be attached by the clasp 715 of the bottom shell 700 component.
The right side 103 of the front shell 400 includes button interfaces 430 that are hollowed on the inner side that are configured to reside over the volume buttons 916 of the mobile device 900. To the extent that the mobile device has a switch on one of its sides, a movable switch interface 435 may also be positioned on the perimeter of the case 100 that is configured to engage and move the switch. The top and bottom side 105, 106 of the front shell 400 can include port apertures 440 that are configured to overlie the charging and headphone jack ports 913, 915 on the electronic device 900 to facilitate charging and connecting to the headphone jack. Port plugs 475 can be provided to seal port apertures 440 when not in use. Speaker and/or microphone apertures 450, which are covered by acoustic membranes 470, may also be provided to overlie the speakers and microphones 914 of the electronic device to facilitate audio communication.
To facilitate placement and retention of the inner bumper component 600, the front shell 400 includes retention apertures 460 that are configured on the inner side to receive the inner bumper 600 retention tabs 660 and on the external side to receive the attachment protrusion 1115 on the stand base 1100 to facilitate attachment of the stand 1000 to the case 100.
The front shell 400 may be formed of any suitable material or combination of materials, including polymers and metal. In one implementation, the front shell 400 comprises multiple co-molded polymer inner and outer layers 480, 485. The inner layer 480 can be formed of a more rigid polycarbonate (PC) material, whereas the outer or external layer 485 can be formed of a relatively less rigid polymer such as thermoplastic urethane or other elastomer. The more rigid inner layer 480 generally forms a substrate upon which the softer more elastic outer layer 485 is molded. The inner layer 480 forms the outer surfaces of the front shell 400 in various regions including the internal surfaces 411 of the front shell 400 and the rails 420, and the perimeter around the front face opening 470, the clasp receiving surface 415 and the indented regions on either side of the retention apertures 460. The bulged out externally facing surfaces that surround the corners regions and overlie portions of the sides, and the button interfaces 430 are formed of the softer elastic outer layer 485 to act as a bumper and allow for the pliability necessary to be depressible by the user for use as a button.
As best illustrated in
The transparent touchscreen panel 500 may be formed of any suitable material including glass, tempered or reinforced glass, or a polymer film. In one implementation, for example, the transparent touchscreen panel 500 is formed of polyethylene terephthalate (PET) film having a thickness of 0.25 mm. Similarly the more flexible membrane 520, may be formed of any suitably durable elastic polymer that allows for the needed capacitive interaction and repetitive movement associated with such home buttons/biometric sensors. In one implementation, for example, the more flexible membrane 520 is formed of a clear 2 MIL (0.002 inches) thick thermoplastic polyurethane (TPU) film.
The inner bumper component 600, as best illustrated in
The inner bumper 600 may be formed of any suitable elastomeric material or other materials capable of effectuating the desired cushioning. In one implementation, the inner bumper is formed as a unitary molded frame structure formed of silicone having a Shore A hardness of 50+/−5 to provide the desired firmness and cushioning. As best illustrated in
Bottom shell component 700 of the back portion 300, which is best illustrated in
The top side 705 of the bottom shell 700 can further include a clasping member 715 that is configured to attach to or clasp receiving surface 415 on the front shell 400 when the bottom portion 300 is attached to the front portion 200 and thereby serves to keep the case 100 closed. The bottom shell 700 can further include retention protrusions 725 on its bottom side 706 that are configured to being received within corresponding retention notches 425 on the bottom end inner surface 411 of the front shell 400.
Like the front shell 400, various apertures can be provided in the bottom shell 700 to facilitate interaction and operative of the electronic device 900. For example, an audio jack aperture 740 is provided on the top side 705 of the bottom shell 700 and corresponds to the audio jack aperture 440 in the front shell 400 and the audio jack port 915 of the electronic device 900. A camera/flash module aperture 750 is further provided near the top right corner to correspond with the position camera lens and flash module 913 on the back face 902 of the electronic device 900. The inner surface 711 of the bottom shell 700 further includes a perimeter cavity 770 that is configured to receive and retain in position the back shell pad 800.
The back shell pad 800, as best illustrated in
The retention apertures 460 provide a means for attaching accessory components to the case 100. One such accessory component is a configurable stand 1000, which is best depicted in
The outer facing surface 1104 of the stand base 1100 includes a plurality of steps or ledges 1120 formed therein, each of which is configured to include a plurality of apertures or notches 1130 that are configured to receive feet 1230 protruding from the free-end of the hinged stand arm 1200 as further described below. A plurality of retention cavities 1150 are positioned on the outer surface 1104 of the stand base 1100 and are configured to retentively receive protrusions 1250 correspondingly positioned on the internal surface 1203 of the hinged stand arm 1200 when the two components are pressed against one another so that the outer surface 1104 of the stand base 1100 is in contact with the inner facing surface 1203 of the hinged stand arm 1200. The width of the stand base 1100 includes recessed regions 1160 on other sides are configured to confine the slider 1300 therein when the hinged arm 1200 is in the closed position.
The hinged stand arm 1200, as best illustrated in
An additional flex joint 1232 may be included in the second section 1206 to add further flexibility in the stand arm 1200 to facilitate manipulation of the feet 1230 in and out of the notches 1130. The stand arm 1200 further includes slide cover retention protrusions or bumps 1240 on opposing edges of both the first and second sections 1205, 1206 on either side of the second hinge 1220 to facilitate friction fit interaction with ribs 1330, positioned on the internal corner regions of the inner case facing surface 1302 of the slide cover 1300, that allow the slide cover to be locked into two different positions on the stand arm 1200. Similarly, two sets of protrusions 1250 are configured to extend from the inner surface 1203 of the stand arm 1200, with a first set positioned on the first section 1205 and a second set positioned on the second section 1206 so that they reside on either side of the second hinge 1220. The protrusions 1250 are positioned to be restively received within the retention cavities 1150 correspondingly positioned on the outer surface 1104 of the stand base 1100 and thereby may further assist in keeping the stand arm 1200 in the closed position as illustrated in
The hinged stand arm 1200 may be formed of any suitable materials to effectuate the needed rigidity and flexibility at the hinge 1220. In one implementation, the hinged stand arm 1200 is formed of molded polymer materials with sections 1205 and 1206 being formed of a rigid polymer such as PC and internal hinge 1220 and the feet 1230 being co-molded thereto and formed of a softer polymer material such as TPU or an elastomer. The hinge 1220 in this configuration is thus a living hinge configuration, whereas the hinge 1210, between the stand arm 1200 and the stand base 1100, is more of a conventional mechanical hinge that is formed pins that extends outwardly from the first end section 1201 of the stand arm 1200 and that are received within correspondingly dimensioned cavities or channels in the first end region 1101, below the clasp arm 1110, of the stand base 1100.
The slide cover 1300 component and its operation is best illustrated in
The slide cover 1300 may be formed of any suitable material including metal or polymer. In one implementation, the slide cover 1300 is formed of a molded rigid polymer such as PC.
While a stand accessory is described it should be understood that various other case accessories or modules may be attached to the stand via the retention apertures 460. Such modules may provide additional functionalities.
Further, while the protective case described herein is disclosed in the context of a tablet computing device, it should be understood that the structural components and features may be adapted to other electronic devices including smart and cellular phones, laptops, MP3/audio/video players, and gaming devices. Moreover, although the various inventive aspects are herein disclosed in the context of certain preferred embodiments, implementations, and examples, it will be understood by those skilled in the art that the present invention extends beyond the specifically disclosed embodiments to other alternative embodiments and/or uses of the invention and obvious modifications and equivalents thereof. In addition, while a number of variations of the various aspects have been shown and described in detail, other modifications, which are within their scope will be readily apparent to those of skill in the art based upon this disclosure. It should therefore be also understood that the scope of this disclosure includes the various combinations or sub-combinations of the specific features and aspects of the embodiments disclosed herein, such that the various features, modes of implementation, and aspects of the disclosed subject matter may be combined with or substituted for one another. Thus, it is intended that the scope of the present invention herein disclosed should not be limited by the particular disclosed embodiments or implementations described above, but should be determined only by a fair reading of claims made in this patent document and any future patent document that relies on this disclosure.
Similarly, this method of disclosure, is not to be interpreted as reflecting an intention that any claim require more features than are expressly recited in that claim. Rather, as the following claims represent, inventive aspects lie in a combination of fewer than all features of any single foregoing disclosed embodiment. Thus, the claims following the Detailed Description are hereby expressly incorporated into this Detailed Description, with each claim standing on its own as a separate embodiment.
Claims
1. A configurable stand module that facilitates multiple viewing/operating positions comprising:
- a base having an outer facing surface and configured to be attached to a protective case;
- a stand arm that extends from a fixed end to a free end, wherein the fixed end is connected to the base at a first hinge, and wherein a second hinge is positioned between the fixed end and the free end; and
- a slide cover configured to move over the stand arm and the second hinge and lock the stand arm to preclude or mitigate against bending of the stand arm along the second hinge,
- wherein the stand arm is configurable at its hinges into multiple viewing/operating positions;
- wherein the outer facing surface of the base includes a plurality of steps or ledges formed therein,
- wherein each of the plurality of steps or ledges is configured to include a plurality of apertures or notches configured to receive feet protruding from the free end of the stand arm,
- wherein the second hinge allows the stand arm to flex over itself and delineates a first section of the stand arm from a second section of the stand arm with the first section residing between the first hinge and the second hinge, and the second section residing between the second hinge and the free end,
- wherein the slide cover comprises an inner case facing surface and an outer externally facing surface and includes a middle panel with transversely extending side walls on opposing ends, and
- wherein each of the side walls has an inner feeing surface and is configured to include channels dimensioned to receive and slide along the sides of the hinged stand arm from a locked position where the slide cover overlies the second hinge to an unlocked position where the slide cover is adjacent to the second hinge and the slide cover does not restrict the second hinge from bending.
Type: Application
Filed: Jul 1, 2021
Publication Date: Oct 21, 2021
Applicant: Griffin Technology, LLC (Irvine, CA)
Inventor: Daniel Poon (Nashville, TN)
Application Number: 17/305,247