초록 ▼

The invention is a board game and method of playing checkers on this specific board game comprising: a planar 10 row by 10 column checker board comprising 100 square spaces to place game pieces upon; a plurality of said 100 square spaces further including vertical riser blocks affixed to the checker

The invention is a board game and method of playing checkers on this specific board game comprising: a planar 10 row by 10 column checker board comprising 100 square spaces to place game pieces upon; a plurality of said 100 square spaces further including vertical riser blocks affixed to the checker board to provide projecting spaces projecting above the plane of the checker board.

대표청구항 ▼

The invention is a board game and method of playing checkers on this specific board game comprising: a planar 10 row by 10 column checker board comprising 100 square spaces to place game pieces upon; a plurality of said 100 square spaces further including vertical riser blocks affixed to the checker

The invention is a board game and method of playing checkers on this specific board game comprising: a planar 10 row by 10 column checker board comprising 100 square spaces to place game pieces upon; a plurality of said 100 square spaces further including vertical riser blocks affixed to the checker board to provide projecting spaces projecting above the plane of the checker board. ock has a tightening thread which can cooperate with a tightening thread of the branches, a second of the collar or the lock extending opposite the tightening thread of the first. 22. The system of claim 21, wherein the tightening thread of the first is one of the introduction threads. 23. The system of claim 22, wherein the tightening thread extends between the groove and the rod. 24. The system of claim 22, wherein the groove extends between the rod and the tightening thread. 25. The system of claim 16, the arm comprises two parts which extend on either side of the lock. 26. The system of claim 25, wherein the two parts are spaced apart from each other. 27. The system of claim 25, wherein the two parts are elastically deformable. 28. The system of claim 25, wherein at least one of the two parts comprises a slot. 29. A spinal osteosynthesis system comprising: a rod; a vertebral member comprising two branches which can receive the rod between them; a collar which can prevent the branches from being spaced apart; and a lock which can clamp the rod and can be mounted movably in rotation on the collar; wherein the lock has a groove which can receive the collar for mounting the lock on the collar, and at least one slot at the level of the groove; and wherein either one of the collar or the lock is elastically deformable for introducing said other of the collar of the lock into the groove. 30. The system of claim 29, wherein the collar and the lock have introduction threads for introducing the other of the collar or the lock into the groove. 31. The system of claim 30, wherein a first of the collar or the lock has a tightening thread which can cooperate with a tightening thread of the branches, a second of the collar or the lock extending opposite the tightening thread of the first. 32. The system of claim 31, wherein the tightening thread of the first is one of the introduction threads. 33. The system of claim 32, wherein the tightening thread extends between the groove and the rod. 34. The system of claim 32, wherein the groove extends between the rod and the tightening thread. 35. The system of claim 30, wherein the collar comprises an arm which can extend between the branches parallel to the rod and can participate in the mounting of the lock on the collar via the groove. 36. The system of claim 35, wherein the arm comprises two parts which extend on either side of the lock. 37. The system of claim 36, wherein the two parts are spaced apart from each other. 38. The system of claim 36, wherein the two parts are elastically deformable. 39. The system of claim 36, wherein at least one of the two parts comprises a slot. 40. The system of claim 36, wherein the two parts are connected each other.