Frame for holding a beverage container on a bicycle

A frame mounted on a bicycle frame to hold a beverage container, said frame comprising:

• a fastening seat comprised of a fastening hole and fastened to the bicycle frame by a fastening bolt via said fastening hole, said fastening seat further comprised of a first receiving slot and a second receiving slot, with said first receiving slot being comprised of an opening and a retaining edge extending along said opening, with said second receiving slot being comprised of a stop edge, an elastic element, and a retaining slot;
• and
• a container holder comprised of a confining portion, a base, a first side portion, and a second side portion whereby said container holder is mounted on said fastening seat such that said first side portion of said container holder is received in said first receiving slot of said fastening seat, and that said first side portion is retained by said retaining edge of said first receiving slot of said fastening seat, and that said base of said container holder is movably located in said retaining slot of said second receiving slot of said fastening seat whereby said confining portion of said container holder is used to confine the beverage container such that the beverage container can be taken out of said confining portion by exerting a force on said container holder, thereby resulting in separation of said base of said container holder from said retaining slot of said second receiving slot of said fastening seat and in movement of said first side portion of said container holder past said retaining edge of said first receiving slot of said fastening seat.