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Publication of NL219563ApublicationCriticalpatent/NL219563A/xx
F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
F16B7/02—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections with conical parts
A—HUMAN NECESSITIES
A63—SPORTS; GAMES; AMUSEMENTS
A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
A63B1/00—Horizontal bars
A63B1/005—Safety devices for securing the rods
A—HUMAN NECESSITIES
A63—SPORTS; GAMES; AMUSEMENTS
A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT