US 12,442,715 B2
Oscillation device with counter balancer
Sigeru Matsumoto, Tokyo (JP); Hiroshi Miyashita, Tokyo (JP); and Kazuhiro Murauchi, Tokyo (JP)
Assigned to KOKUSAI KEISOKUKI KABUSHIKI KAISHA, Tama (JP)
Filed by KOKUSAI KEISOKUKI KABUSHIKI KAISHA, Tama (JP)
Filed on Jan. 18, 2024, as Appl. No. 18/416,111.
Application 18/416,111 is a continuation of application No. 17/565,070, filed on Dec. 29, 2021, abandoned.
Application 17/565,070 is a continuation of application No. 17/159,447, filed on Jan. 27, 2021, granted, now 11,898,944.
Application 17/159,447 is a continuation of application No. 16/034,777, filed on Jul. 13, 2018, granted, now 10,942,085, issued on Mar. 9, 2021.
Application 16/034,777 is a continuation in part of application No. PCT/JP2017/000978, filed on Jan. 13, 2017.
Claims priority of application No. 2016-006691 (JP), filed on Jan. 15, 2016; application No. 2016-006692 (JP), filed on Jan. 15, 2016; application No. 2016-131170 (JP), filed on Jun. 30, 2016; and application No. 2016-205586 (JP), filed on Oct. 19, 2016.
Prior Publication US 2024/0159619 A1, May 16, 2024
Int. Cl. G01M 7/06 (2006.01); B06B 1/04 (2006.01); G01M 7/02 (2006.01)
CPC G01M 7/06 (2013.01) [B06B 1/045 (2013.01); G01M 7/022 (2013.01); G01M 7/027 (2013.01)] 3 Claims
OG exemplary drawing
 
1. An oscillating device, comprising:
a vibrating table;
an actuator configured to oscillate the vibrating table; and
a counter balancer attached to a side face of the vibrating table and configured to compensate an imbalance of an oscillated portion, the counter balancer including:
a weight;
flat washers disposed between the vibrating table and the weight so that the weight does not contact the vibrating table; and
bolts fastening the weight to the vibrating table that are inserted through holes of the flat washers, respectively.