Abstract: A safety razor shaving system comprises: a handle having a handle connecting structure; and a replaceable razor cartridge having a cartridge connecting structure; wherein the handle connecting structure and the cartridge connecting structure are configured to be brought together along a connection axis into a securely connected position; and wherein the handle connecting structure or the cartridge connecting structure has an L-shaped release member including a leg that extends along the connection axis and a foot that extends away from the connection axis, the L-shaped release member configured to release the handle connecting structure and the cartridge connecting structure from the securely connected position in response to a user-applied force to the foot.

Abstract: A safety razor shaving system, comprising: a handle; a replaceable razor cartridge; and a base plate comprising an elongate frame surrounding at least one hole, wherein the elongate frame is connected to the handle and provided with engaging elements on either short side portion, the engaging elements of the elongate frame configured to releasably engage complementary engaging elements of the replaceable razor cartridge.

Abstract: A safety razor shaving system, comprising: a handle having a handle connecting structure; and a replaceable razor cartridge having a cartridge connecting structure; wherein the handle connecting structure comprises two arms, each arm having a proximal end connected to the handle and a free distal end having a pin extending away from the pin of the other arm; and wherein the cartridge connecting structure comprises two through holes, each through hole configured to accommodate one of the pins and one of two end portions of a resiliently flexible clip, the two end portions of the resiliently flexible clip configured to eject the two pins from the through holes when a user-applied pinching force is applied to opposite sides of the clip.