A63DBOWLING GAMES, e.g. SKITTLES, BOCCE OR BOWLSINSTALLATIONS THEREFORBAGATELLE OR SIMILAR GAMESBILLIARDS balls A63B37/00In this subclass non-limiting references (in the sense of paragraph 39 of the Guide to the IPC) may still be displayed in the scheme. A63D1/00 A63D1/00Installations for bowling games, e.g. bowling-alleys or bocce courts bowling greens A63C19/00 A63D1/02collapsibleportable A63D1/04Form or material of the surfacePin-stands integral with the surface A63D1/06Adjusting apparatusStands for players A63D1/08Tracks for returning or circulating the balls A63D3/00Table bowling gamesMiniature bowling-alleysBowling games games of pins A63D7/00 A63D3/02Arrangement of devices for propelling or projecting the balls , e.g. spring, string, sling drive, roll-off devices A63D5/00Accessories for bowling-alleys or table alleys A63D2005/003Means for preventing the bowling ball to enter the gutter A63D2005/006Heating means for the surface of the alleys A63D5/02Apparatus for trapping or lifting the ballsSeparate devices for returning the balls A63D5/023Separate devices for returning the balls A63D5/026Retarding devices for the returned bowling ball A63D5/04Indicating devices A63D2005/042for indicating the ball path A63D2005/044for indicating if a bowling ball touches the border of the alley A63D2005/046for indicating if the ball is passing the foul line A63D2005/048Score sheets A63D5/06Pin stands A63D5/08Arrangements for setting-up or taking away pins A63D2005/083Threaded pins A63D2005/086Pivotable pins A63D5/09the pins being assembled in right order before setting down A63D5/10Apparatus for cleaning balls, pins, or alleys A63D7/00Games of pins, e.g. ninepins, with tethered balls A63D9/00PinsIn this group, the following term is used with the meaning indicated: "Bagatelle" means a modification of billiards in which the player's object is to strike the balls so that they, and perhaps other balls, shall fall into numbered holes that determine the score A63D13/00Bagatelles or similar games A63D15/00Billiards, e.g. carom billiards or pocket billiardsBilliard tables bagatelle A63D13/00 A63D2015/001with inclination indicating means A63D15/003Pockets for pocket billiard tables A63D15/005Ball-spotting racks, i.e. frames for positioning the balls in pocket billiards or pool A63D15/006Training or aiming arrangements on billiard tables A63D2015/008with heating elements A63D15/02Billiard tables adapted to rest on ordinary tables or the like A63D15/04Billiard tables convertible into other tables, or the like into beds A47C17/62 A63D15/045into different kinds of billiard tables, e.g. converting a pocket billiard table into a carom billiard table A63D15/06Cushions or fastenings therefor A63D15/08Cues A63D15/083Means, integrated in the cue, for actuating the ball, e.g. springs A63D15/086adjustable in length A63D15/10Apparatus for holding or handing-up cues , e.g. racks A63D15/105Guides for the cue during strike, e.g. cue rests, bridges A63D15/12Tip fastenings A63D15/14Means for roughening the cue-tips A63D15/16Chalk holders A63D15/20Scoring or registering devices