Handle assembly and cartridge, and razor including same

A cartridge configured to be coupled to a handle assembly and rotatable with respect to the handle assembly, the cartridge comprising:

• one or more blades;
• a frame configured to support and expose the one or more blades at an upper portion of the frame and, the frame configured to receive the one or more blades in a longitudinal direction;
• a first guard member positioned on the upper portion of the frame, the first guard member positioned in front of the one or more blades and spaced apart from all of the one or more blades;
• a second guard member positioned in front of the first guard member;
• a first opening positioned between the first guard member and the second guard member on the upper portion of the frame and extending through the frame from the upper portion of the frame to a lower portion of the frame;
• and
• a protrusion formed at the lower portion of the frame, and
• wherein:
• the one or more blades, a second opening, the first guard member, the first opening, and the second guard member are positioned sequentially as listed on the upper portion of the frame in a lateral direction perpendicular to the longitudinal direction,
• a width of the first opening, exposed when viewed from the upper portion of the frame, in the lateral direction is greater than a width of the first guard member in the lateral direction,
• the width of the first opening in the lateral direction is greater than a width of the second opening in the lateral direction,
• the first guard member and the second guard member are both exposed at the upper portion of the frame and directly contact at least one of skin or hair during shaving,
• the second guard member is immovably fixed to the frame,
• a width of the first guard member in the longitudinal direction is greater than a width of the first opening in the longitudinal direction, and
• at least a portion of the protrusion is disposed to overlap in the lateral direction with at least a portion of the first opening when viewed from the upper portion of the frame.