Abstract: Flashlight apparatus, battery cartridge for the flashlight apparatus, and methods of manufacturing the same. In one embodiment, a battery cartridge is disclosed that includes a cartridge housing having two battery-receiving cavities disposed therein and an end cap that interfaces with the cartridge housing. Each of the two battery-receiving cavities is configured to receive a series of cylindrical batteries therein, the series of cylindrical batteries being configured to power one or more light sources disposed within a flashlight apparatus. In other variants, methods of installing batteries within the aforementioned battery cartridge as well as flashlights that incorporate the aforementioned battery cartridge are also disclosed.

Abstract: Flashlight apparatus, battery cartridge for the flashlight apparatus, and methods of manufacturing the same. In one embodiment, a battery cartridge is disclosed that includes a cartridge housing having two battery-receiving cavities disposed therein and an end cap that interfaces with the cartridge housing. Each of the two battery-receiving cavities is configured to receive a series of cylindrical batteries therein, the series of cylindrical batteries being configured to power one or more light sources disposed within a flashlight apparatus. In other variants, methods of installing batteries within the aforementioned battery cartridge as well as flashlights that incorporate the aforementioned battery cartridge are also disclosed.

Abstract: The invention discloses a bionic tooth implant, comprising a main root and a basal platform, wherein the main root comprises a fixing root part positioned at the lower part thereof and a basal platform positioned at the upper part thereof; the bionic tooth implant also comprises at least one subsidiary root; the basal platform is mounted on the main root via the basal platform of the main root, wherein an inclined hole is provided on the basal platform; an inclined-direction hole communicated with the inclined hole is provided on the main root; the subsidiary root comprises the fixing root part positioned at the lower part thereof and a connected part positioned at the upper part thereof; the connected part is mounted in the inclined hole; the subsidiary root extends from the inclined-direction hole through the main root; and at least a part of the fixing root part is positioned at the outer part of the main root.

Abstract: The invention discloses a bionic tooth implant, comprising a main root and a basal platform, wherein the main root comprises a fixing root part positioned at the lower part thereof and a basal platform positioned at the upper part thereof; the bionic tooth implant also comprises at least one subsidiary root; the basal platform is mounted on the main root via the basal platform of the main root, wherein an inclined hole is provided on the basal platform; an inclined-direction hole communicated with the inclined hole is provided on the main root; the subsidiary root comprises the fixing root part positioned at the lower part thereof and a connected part positioned at the upper part thereof; the connected part is mounted in the inclined hole; the subsidiary root extends from the inclined-direction hole through the main root; and at least a part of the fixing root part is positioned at the outer part of the main root.