EP 4004904 A1 20220601 - DRUM
Title (en)
DRUM
Title (de)
TROMMEL
Title (fr)
TAMBOUR
Publication
Application
Priority
- AT 506732019 A 20190725
- AT 2020060275 W 20200724
Abstract (en)
[origin: WO2021011980A1] The invention relates to a drum having a drum shell forming a top and a bottom part (1, 2) and divided by a system ring (3), which drum shell is covered on each of the two open cover sides thereof by a drum head (4), which drum head is tensioned down to the drum in each case by a tension hoop (5), which is fastened to the drum by tuning screws (6), wherein the tension hoops (5) are tensioned against the common system ring (3) via the respective tuning screws (6) thereof, the top and bottom part (1, 2) being layered in between. In order to create advantageous construction conditions, according to the invention the drum shell consists, at least in sections, of stone material and the top and bottom part (1, 2) of the two-part drum shell are adhered to the system ring (3) by stone silicone as an adhesive.
IPC 8 full level
G10D 13/22 (2020.01); G10D 13/10 (2020.01); G10D 13/16 (2020.01); G10D 13/24 (2020.01)
CPC (source: AT EP US)
G10D 13/16 (2020.02 - AT EP US); G10D 13/22 (2020.02 - AT EP US); G10D 13/24 (2020.02 - EP)
Citation (search report)
See references of WO 2021011980A1
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
WO 2021011980 A1 20210128; AT 522791 A4 20210215; AT 522791 B1 20210215; EP 4004904 A1 20220601; US 2022358900 A1 20221110
DOCDB simple family (application)
AT 2020060275 W 20200724; AT 506732019 A 20190725; EP 20754143 A 20200724; US 202017623229 A 20200724