Patents Assigned to Dorco Co., Ltd.
-
Publication number: 20210170615Abstract: The present disclosure provides a razor cartridge. In at least one embodiment of the present disclosure, a razor cartridge includes at least one shaving blade, each including a base portion and an edge portion with a cutting edge, and a blade housing including a blade mounting configured to accommodate the at least one shaving blade in a longitudinal direction, wherein the blade mounting includes multiple mounting bases disposed to be spaced apart from each other along the longitudinal direction and at least one mounting protrusion protruding from each of the multiple mounting bases, and wherein the base portion of a shaving blade of the at least one shaving blade is supported by mounting protrusions protruding from different mounting bases among the multiple mounting bases.Type: ApplicationFiled: December 4, 2020Publication date: June 10, 2021Applicant: DORCO CO., LTD.Inventors: Sung Hee SON, Se Min PARK
-
Publication number: 20210154870Abstract: A razor cartridge and a method of manufacturing the same are disclosed. The present disclosure in at least one embodiment provides a razor cartridge including one or more shaving blades each having a cutting edge, a blade housing configured to accommodate the one or more shaving blades in a longitudinal direction of the blade housing, and one or more clips each configured to fix the one or more shaving blades to the blade housing and having a shape of a closed loop.Type: ApplicationFiled: November 24, 2020Publication date: May 27, 2021Applicant: DORCO CO., LTD.Inventors: Min Jy JO, Do Yun KONG
-
Patent number: 10974403Abstract: A razor assembly includes a razor cartridge, a connecting head, a razor handle and a restoring force provider. The razor cartridge includes a blade housing for housing shaving blades in a first direction. The connecting head has one side detachably coupled to the razor cartridge. The razor handle includes a head adapter coupled to the connecting head to be rotatable about a rotational axis perpendicular to the first direction, and a grip extending from head adapter. The restoring force provider includes a first magnet disposed on another side of the connecting head which co-rotates with the connecting head about the rotational axis, and a second magnet disposed at a fixed position on the razor handle such that a magnetic force between the one or more first magnets and the one or more second magnets biases the connecting head toward a neutral rotation position with respect to the razor handle.Type: GrantFiled: November 20, 2018Date of Patent: April 13, 2021Assignee: DORCO CO., LTD.Inventor: Junsoo Chang
-
Publication number: 20210094199Abstract: A shaving blade is disclosed. According to one embodiment of the present disclosure, the shaving blade includes a substrate having a cutting edge provided with a sharp substrate tip, wherein a thickness T16 of the substrate measured at a distance D16, which is 16 micrometers from the substrate tip, is in a range from 2.41 micrometers to 3.76 micrometers.Type: ApplicationFiled: August 6, 2020Publication date: April 1, 2021Applicant: DORCO CO., LTD.Inventors: Hyun Ju LEE, Kwang Choon RYU, Min Joo PARK
-
Patent number: 10960559Abstract: The present invention is directed to an arrangement of blades mounted within a razor cartridge. The razor cartridge includes a blade housing; and a plurality of blades including a first blade and a second blade, wherein a thickness of an edge portion of the first blade is less than a thickness of an edge portion of the second blade, and wherein a first span in front of the first blade is less than a second span in front of the second blade.Type: GrantFiled: July 12, 2019Date of Patent: March 30, 2021Assignee: DORCO CO., LTD.Inventors: Dong Il Kim, Sung Hoon Oh
-
Patent number: 10960562Abstract: The present disclosure relates to a razor having a coupling structure of a razor blade cartridge and a handle, including a razor blade cartridge including at least one razor blade, a blade housing in which the at least one razor blade is accommodated, a cartridge frame coupled to the blade housing and configured to secure the at least one razor blade to the blade housing; and a handle coupled to a rear of the razor blade cartridge, wherein a first hook is formed at a rear of the blade housing; a second hook is formed at a rear of the cartridge frame; and the handle is configured to be engaged with the first hook and the second hook such that the handle is coupled to the rear of the razor blade cartridge.Type: GrantFiled: August 2, 2016Date of Patent: March 30, 2021Assignee: DORCO CO., LTD.Inventors: Sang Ho Han, Hyo Sun Ahn
-
Patent number: 10960561Abstract: A razor assembly includes at least one razor blade having a cutting edge, a blade housing configured to accommodate the at least one razor blade aligned along first direction, a connecting head configured to be detachably coupled to the blade housing, a razor handle configured to support the connecting head so that the connecting head is pivotable about a rotation axis, which is perpendicular to the first direction, and a torsion spring configured to be elastically deformed when the connecting head pivots about the rotation axis from a neutral position so that the torsion spring provides a restoring force for the connecting head to return to the neutral position.Type: GrantFiled: November 14, 2018Date of Patent: March 30, 2021Assignee: DORCO CO., LTD.Inventor: Dongil Kim
-
Publication number: 20210069924Abstract: Provided is a razor assembly including a cartridge including at least one blade and a handle assembly including an electric power source, a printed circuit board (PCB) electrically coupled to the electric power source, and at least one induction coil coupled to the PCB, wherein the at least one induction coil is configured to cause at least a portion of the cartridge to be heated in a non-contact manner, wherein the cartridge is detachably coupled to the handle assembly.Type: ApplicationFiled: September 11, 2019Publication date: March 11, 2021Applicant: DORCO CO., LTD.Inventors: Sejun JANG, Youngjin LEE
-
Publication number: 20210069922Abstract: At least one embodiment of the present disclosure provides a razor assembly including at least one shaving blade having a cutting edge, a blade housing, a receiving member, and an aid supplying member. The blade housing is configured to accommodate at least one shaving blade such that a width direction of the blade housing is in parallel with a longitudinal direction of the cutting edge and includes an inlet portion and a discharge portion configured to discharge a shaving aid delivered from the inlet portion. The receiving member is disposed on a rear surface of the blade housing and includes a receiving valve and a receiving hole formed on one side of the receiving valve. The aid supplying member includes a discharge end configured to discharge the shaving aid to the inlet portion. At least a portion of the discharge end, which is inserted into the receiving hole, is accommodated between the receiving valve and the blade housing.Type: ApplicationFiled: August 6, 2020Publication date: March 11, 2021Applicant: DORCO CO., LTD.Inventors: Da Woon HAN, Jong Jin JEONG, Dong Il KIM
-
Publication number: 20210069923Abstract: At least one embodiment of the present disclosure provides a razor assembly including at least one shaving blade having a cutting edge, a blade housing, and an aid supplying member. The blade housing is configured to accommodate at least one shaving blade such that a width direction of the blade housing is in parallel with a longitudinal direction of the cutting edge and includes an inlet portion, a discharge portion, and a communication portion configured to communicate the inlet portion to the discharge portion. The aid supplying member is configured to deliver a shaving aid to the inlet portion. The shaving aid that is delivered from the aid supplying member is introduced into the inlet portion, passes through the communication portion, and is discharged from the discharge portion.Type: ApplicationFiled: August 6, 2020Publication date: March 11, 2021Applicant: DORCO CO., LTD.Inventors: Da Woon HAN, Jong Jin JEONG, Dong Il KIM
-
Patent number: 10940597Abstract: Provided is a razor cartridge having a new fixing clip mounting structure. Such a razor cartridge includes at least one razor blade having a cutting edge, a blade housing configured to accommodate the at least one razor blade in a longitudinal direction, which is perpendicular to a shaving direction, and a pair of fixing clips configured to secure both ends of the at least one razor blade to be seated in the blade housing, wherein the blade housing includes a pair of side slits which are disposed at a forward position with respect to the at least one razor blade and configured to be open at a side end of the blade housing, and each of the pair of fixing clips includes a first leg portion and a second leg portion, wherein for each of the fixing clips, the corresponding first leg portion is accommodated in a corresponding side slit of the pair of side slits and the corresponding second leg portion is wrapped around a rear end of the blade housing.Type: GrantFiled: December 21, 2018Date of Patent: March 9, 2021Assignee: DORCO CO., LTD.Inventors: Semin Park, Kyongsik Lee, Jinwoo Jeong
-
Patent number: 10919167Abstract: Embodiments of a razor are disclosed. According to at least one embodiment, a razor includes a handle grippable by a user, a blade housing coupled to an end of the handle, the blade housing accommodating therein one or more blades, a power generation unit mounted in the handle for generating power, a drive transmission unit configured to be driven using the power generated by the power generation unit, and a swing member disposed in front of a foremost blade among the one or more blades, to swing closer to or farther away from the one or more blades according to driving of the drive transmission unit. The razor may be realized in various ways according to embodiments disclosed.Type: GrantFiled: June 7, 2019Date of Patent: February 16, 2021Assignee: DORCO CO., LTD.Inventors: Young Ho Park, Jae Joon Lee, Sung Hee Son
-
Patent number: 10899028Abstract: A razor cartridge and a method for assembling a razor cartridge are disclosed. A razor cartridge includes: a blade housing including a seat configured to receive at least one blade; a pair of side caps respectively disposed at opposite ends of the blade housing, wherein each side cap is configured to be engaged with a corresponding end of the blade housing; and a plurality of bridges, wherein one or more bridges are disposed at each end of the blade housing and configured to provide a moveable connection between the side cap and the corresponding end of the blade housing, wherein the blade housing, the pair of side caps, and the one or more bridges are integrally formed, and wherein each side cap is configured to secure the at least one blade to the blade housing when the side cap is engaged with the corresponding end of the blade housing.Type: GrantFiled: June 13, 2017Date of Patent: January 26, 2021Assignee: DORCO CO., LTD.Inventors: Young Ho Park, Jae Joon Lee, Sung Hee Son, Shin Hwan Park, Sang Hun Park
-
Publication number: 20210008743Abstract: A razor assembly includes a razor cartridge including at least one shaving blade and a blade housing configured to receive the at least one shaving blade such that the at least one shaving blade extends in a first direction corresponding to a width direction of the razor cartridge; a cartridge connector coupled to the razor cartridge such that the razor cartridge is rotatable with respect to the cartridge connector about a rotational axis parallel to the first direction, the cartridge connector including at least two first cantilevers and at least one second cantilever; and a razor handle coupled to the cartridge connector, wherein the razor cartridge is configured such that when the razor cartridge rotates with respect to the cartridge connector, the at least two first cantilevers contact one side of the razor cartridge, and the at least one second cantilever does not contact the razor cartridge.Type: ApplicationFiled: July 2, 2020Publication date: January 14, 2021Applicant: DORCO CO., LTD.Inventors: Jae Joon LEE, Sung Hee SON, Shin Hwan PARK, Sang Hun PARK
-
Publication number: 20210008744Abstract: A razor handle includes a handle body including a head adapter and a grip portion extending from the head adapter; a connecting head configured to be coupled to a razor cartridge and coupled to the head adapter head so as to be pivotable around a rotational axis, the connecting head including a head side cam surface on one side thereof; and a plunger disposed on one side of the handle body and including a plunger side cam surface configured to perform a cam action with the head side cam surface, the plunger being configured to provide, through the cam action, recovery force to restore the connecting head to a rest position, wherein a contact area between the head side cam surface and the plunger side cam surface is smaller when the connecting head is deviated from the rest position than when the connecting head is in the rest position.Type: ApplicationFiled: July 6, 2020Publication date: January 14, 2021Applicant: DORCO CO., LTD.Inventor: Jun Soo CHANG
-
Patent number: 10875199Abstract: The present disclosure relates to a razor which is easy to wash and includes a through-hole connected to a cartridge via a handle, the razor including a razor blade cartridge including at least one razor blade, and a handle coupled to a rear of the razor blade cartridge, wherein the handle is shaped to comprise a through-hole which extends along at least a portion of a profile of the handle, and the through-hole includes a first open area formed to face the rear of the razor blade cartridge and a second open area which is opposite the first open area.Type: GrantFiled: August 2, 2016Date of Patent: December 29, 2020Assignee: DORCO CO., LTD.Inventors: Sang Ho Han, Hyo Sun Ahn
-
Publication number: 20200368929Abstract: The present disclosure provides an improvement to razor blade coating by a physical vapor deposition method, by forming a hard coating layer as a thin coating layer in which chromium boride, which is a nanocrystalline structure having high hardness, is dispersed in an amorphous mixture of chromium and boron, thereby improving the strength and hardness of the thin coating layer and securing the bonding force by chromium in the amorphous mixture between the hard coating layer and a blade substrate on which an edge of the razor blade is formed.Type: ApplicationFiled: May 21, 2020Publication date: November 26, 2020Applicant: DORCO CO., LTD.Inventors: Min Joo PARK, Sung Hoon OH, Seong Won JEONG
-
Patent number: D904110Type: GrantFiled: August 20, 2018Date of Patent: December 8, 2020Assignee: DORCO CO., LTD.Inventors: Dawoon Han, Namyoon Kong, Bora Kim, Hyosun Ahn
-
Patent number: D912324Type: GrantFiled: November 27, 2018Date of Patent: March 2, 2021Assignee: DORCO CO., LTD.Inventors: DaWoon Han, Woogyeong Go, Hyosun Ahn, Seungmi Shin
-
Patent number: D912325Type: GrantFiled: November 27, 2018Date of Patent: March 2, 2021Assignee: DORCO CO., LTD.Inventors: Woogyeong Go, Namyoon Kong, Hyosun Ahn, Seungmi Shin