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1
US10239007B2
Publication/Patent Number: US10239007B2
Publication date: 2019-03-26
Application number: 15/197,018
Filing date: 2016-06-29
Abstract: An air filter assembly having a primary filter element, a secondary filter element, and a housing with an outlet tube is disclosed. The primary filter element is operably installed within the housing and has an interior volume. The secondary filter element is operably installed within the primary filter element interior volume and has an interior volume defined by a first wall extending between a closed end cap and an opposite open end cap. The open end cap of the secondary filter element defines a sealing structure having a first portion extending into the secondary filter interior volume. The outlet tube is operably connected to the housing air outlet opening and includes an inset collar being at least partially disposed within the secondary filter interior volume and extending over at least a part of the sealing structure first portion. An air filter assembly having a primary filter element, a secondary filter element, and a housing with an outlet tube is disclosed. The primary filter element is operably installed within the housing and has an interior volume. The secondary filter element is operably installed ...more ...less
2
US10209637B2
Publication/Patent Number: US10209637B2
Publication date: 2019-02-19
Application number: 15/663,421
Filing date: 2017-07-28
Abstract: An electrophotographic photosensitive member includes a support, a charge generating layer containing a charge generation material, and a charge transporting layer containing a charge transport material in this order, the charge transporting layer serving as a surface layer. The charge transporting layer contains a polycarbonate resin having a particular structural unit. An electrophotographic photosensitive member includes a support, a charge generating layer containing a charge generation material, and a charge transporting layer containing a charge transport material in this order, the charge transporting layer serving as a surface layer. The ...more ...less
3
US20190121251A1
Publication/Patent Number: US20190121251A1
Publication date: 2019-04-25
Application number: 16/230,617
Filing date: 2018-12-21
Abstract: An electrophotographic photosensitive member includes a support, a charge generating layer containing a charge generation material, and a charge transporting layer containing a charge transport material in this order, the charge transporting layer serving as a surface layer. The charge transporting layer contains a polycarbonate resin having a particular structural unit. An electrophotographic photosensitive member includes a support, a charge generating layer containing a charge generation material, and a charge transporting layer containing a charge transport material in this order, the charge transporting layer serving as a surface layer. The ...more ...less
4
US10080988B2
Publication/Patent Number: US10080988B2
Publication date: 2018-09-25
Application number: 14/355,298
Filing date: 2012-10-22
Abstract: An air filter assembly having a primary filter element, a secondary filter element, and a housing with an outlet tube is disclosed. The primary filter element is operably installed within the housing and has an interior volume. The secondary filter element is operably installed within the primary filter element interior volume and has an interior volume defined by a first wall extending between a closed end cap and an opposite open end cap. The open end cap of the secondary filter element defines a sealing structure having a first portion extending into the secondary filter interior volume. The outlet tube is operably connected to the housing air outlet opening and includes an inset collar being at least partially disposed within the secondary filter interior volume and extending over at least a part of the sealing structure first portion. An air filter assembly having a primary filter element, a secondary filter element, and a housing with an outlet tube is disclosed. The primary filter element is operably installed within the housing and has an interior volume. The secondary filter element is operably installed ...more ...less
5
US09857704B2
Publication/Patent Number: US09857704B2
Publication date: 2018-01-02
Application number: 14/832,720
Filing date: 2015-08-21
Abstract: A process cartridge includes an electrophotographic photosensitive member and a gap retaining member, where the electrophotographic photosensitive member includes a first region having an undercoat layer, a charge generating layer, and a charge transporting layer on a support in this order and a second region having an undercoat layer and a charge transporting layer on a support in this order, the undercoat layer contains a metal oxide particle and any one of an urethane resin, an amino resin, and a polyamide resin as a binder resin, and the charge transporting layer contains a charge transporting substance and at least one selected from the group consisting of a polycarbonate resin and a polyester resin, and where the gap retaining member comes into contact with a surface of the second region of the electrophotographic photosensitive member. A process cartridge includes an electrophotographic photosensitive member and a gap retaining member, where the electrophotographic photosensitive member includes a first region having an undercoat layer, a charge generating layer, and a charge transporting layer on a support in ...more ...less
6
US20180059558A1
Publication/Patent Number: US20180059558A1
Publication date: 2018-03-01
Application number: 15/667,715
Filing date: 2017-08-03
Abstract: An electrophotographic photosensitive member with suppressed potential variation even in the case that a protective layer including a cured material of a composition having a polymerizable functional group is used is provided. An electrophotographic photosensitive member including a support, a charge generation layer, a charge transport layer containing a charge transporting material, and a protective layer, in the order presented, wherein the charge transport layer contains a polycarbonate resin having a structure selected from a group A and a structure selected from a group B, and the protective layer includes a cured material of a composition containing a compound having at least a functional group selected from chain-polymerizable functional groups and sequential polymerizable functional groups. An electrophotographic photosensitive member with suppressed potential variation even in the case that a protective layer including a cured material of a composition having a polymerizable functional group is used is provided. An electrophotographic photosensitive member ...more ...less
7
US2018059558A1
Publication/Patent Number: US2018059558A1
Publication date: 2018-03-01
Application number: 20/171,566
Filing date: 2017-08-03
Abstract: An electrophotographic photosensitive member with suppressed potential variation even in the case that a protective layer including a cured material of a composition having a polymerizable functional group is used is provided. An electrophotographic photosensitive member including a support, a charge generation layer, a charge transport layer containing a charge transporting material, and a protective layer, in the order presented, wherein the charge transport layer contains a polycarbonate resin having a structure selected from a group A and a structure selected from a group B, and the protective layer includes a cured material of a composition containing a compound having at least a functional group selected from chain-polymerizable functional groups and sequential polymerizable functional groups. An electrophotographic photosensitive member with suppressed potential variation even in the case that a protective layer including a cured material of a composition having a polymerizable functional group is used is provided. An electrophotographic photosensitive member ...more ...less
8
CN107678254A
Publication/Patent Number: CN107678254A
Publication date: 2018-02-09
Application number: 201710637340
Filing date: 2017-07-31
Abstract: The invention provides an electrophotographic photosensitive member, a process cartridge, and an electrophotographic apparatus. The electrophotographic photosensitive member includes a support, a charge generating layer containing a charge generation material, and a charge transporting layer containing a charge transport material in this order, the charge transporting layer serving as a surface layer. The charge transporting layer contains a polycarbonate resin having a particular structural unit. The invention provides an electrophotographic photosensitive member, a process cartridge, and an electrophotographic apparatus. The electrophotographic photosensitive member includes a support, a charge generating layer containing a charge generation material, and a charge ...more ...less
9
US20180031985A1
Publication/Patent Number: US20180031985A1
Publication date: 2018-02-01
Application number: 15/663,421
Filing date: 2017-07-28
Abstract: An electrophotographic photosensitive member includes a support, a charge generating layer containing a charge generation material, and a charge transporting layer containing a charge transport material in this order, the charge transporting layer serving as a surface layer. The charge transporting layer contains a polycarbonate resin having a particular structural unit. An electrophotographic photosensitive member includes a support, a charge generating layer containing a charge generation material, and a charge transporting layer containing a charge transport material in this order, the charge transporting layer serving as a surface layer. The ...more ...less
10
JP2018036630A
Publication/Patent Number: JP2018036630A
Publication date: 2018-03-08
Application number: 2017158076
Filing date: 2017-08-18
Assignee: CANON INC
Abstract: PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor which suppresses fluctuation in potential even when a protective layer formed of a cured product of a composition having a polymerizable functional group is used.SOLUTION: An electrophotographic photoreceptor has a support, a charge generating layer, a charge transport layer containing a charge transport substance and a protective layer in this order, where the charge transport layer contains a polycarbonate resin having a structure selected from group A and a structure selected from group B, and the protective layer is formed of a cured product of a composition containing a compound having at least one polymerizable functional group selected from a chain polymerizable functional group and a sequential polymerizable functional group.SELECTED DRAWING: None PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor which suppresses fluctuation in potential even when a protective layer formed of a cured product of a composition having a polymerizable functional group is used.SOLUTION: An electrophotographic photoreceptor ...more ...less
11
DE102017117241A1
Publication/Patent Number: DE102017117241A1
Publication date: 2018-02-01
Application number: 102017117241
Filing date: 2017-07-31
Abstract: Ein elektrophotographisches photosensitives Element beinhaltet einen Träger
12
JP2018025780A
Publication/Patent Number: JP2018025780A
Publication date: 2018-02-15
Application number: 2017144953
Filing date: 2017-07-26
Assignee: CANON INC
Abstract: PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor that is excellent in durability and has sufficient performance of an electrophotographic photoreceptor.SOLUTION: An electrophotographic photoreceptor includes a substrate, a charge generating layer containing a charge generating material, and a charge transport layer containing a charge transport material in this order, and the charge transport layer is a surface layer. The charge transport layer contains a polycarbonate resin having a specific structural unit.SELECTED DRAWING: None PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor that is excellent in durability and has sufficient performance of an electrophotographic photoreceptor.SOLUTION: An electrophotographic photoreceptor includes a substrate, a charge generating layer containing ...more ...less
13
EP2738612B1
Publication/Patent Number: EP2738612B1
Publication date: 2018-07-11
Application number: 13190004.5
Filing date: 2013-10-24
Abstract: An electrophotographic photosensitive member (1) includes a support (101), an undercoat layer (102) formed on the support, and a photosensitive layer (103, 104, 105) formed on the undercoat layer. The undercoat layer is an electron transporting layer and contains a metal salt of organic acid having at least one metal element selected from Fe, Co, Ni, Cu, and Zn. An electrophotographic photosensitive member (1) includes a support (101), an undercoat layer (102) formed on the support, and a photosensitive layer (103, 104, 105) formed on the undercoat layer. The undercoat layer is an electron transporting layer and contains a metal salt of ...more ...less
14
US09864284B2
Publication/Patent Number: US09864284B2
Publication date: 2018-01-09
Application number: 15/054,009
Filing date: 2016-02-25
Abstract: An electrophotographic photosensitive member has a support, a charge generation layer, and a charge transport layer in this order, the charge transport layer containing a charge transport material. The charge transport layer is a surface layer of the electrophotographic photosensitive member and contains a polycarbonate resin having a structural unit selected from group A and a structural unit selected from group B. An electrophotographic photosensitive member has a support, a charge generation layer, and a charge transport layer in this order, the charge transport layer containing a charge transport material. The charge transport layer is a surface layer of the electrophotographic ...more ...less
15
EP3062153B1
Publication/Patent Number: EP3062153B1
Publication date: 2018-09-26
Application number: 16156831.6
Filing date: 2016-02-23
Abstract: An electrophotographic photosensitive member (1) has a support, a charge generation layer, and a charge transport layer in this order, the charge transport layer containing a charge transport material. The charge transport layer is a surface layer of the electrophotographic photosensitive member and contains a polycarbonate resin having a structural unit selected from group A and a structural unit selected from group B (groups A and B defined in the disclosure). An electrophotographic photosensitive member (1) has a support, a charge generation layer, and a charge transport layer in this order, the charge transport layer containing a charge transport material. The charge transport layer is a surface layer of the electrophotographic ...more ...less
16
JP2017225060A
Publication/Patent Number: JP2017225060A
Publication date: 2017-12-21
Application number: 2016120442
Filing date: 2016-06-17
Inventor: Ito, Yota  
Assignee: NEC CORP
Abstract: 【課題】光分岐器、光透過フィルタ、光電変換素子を用いる構成を採用した、簡便かつ実装容易な周波数ずれ検出器を提供する。また、光信号の周波数を所望の周波数に維持し、信号品質の劣化を抑制できる光信号周波数制御装置を提供する。さらに、変調式の光伝送装置においても、簡便な構成の周波数ずれ検出器を提供する。【解決手段】本発明にかかる周波数ずれ検出器100は、光信号を受け付ける入力部16と、光信号を分岐する光分岐器10と、予め定められた周波数から高周波側及び低周波側にそれぞれ所定の周波数偏移した範囲の帯域を透過するように設定された光フィルタ11及び光フィルタ12と、それぞれ透過した光信号を電気信号に変換する光電変換素子13及び光電変換素子14と、変換されたそれぞれの電気信号の強度差に応じて受け付けた光信号の周波数ずれを検出し、周波数ずれに関する情報を出力する。【選択図】図1 【課題】光分岐器、光透過フィルタ、光電変換素子を用いる構成を採用した、簡便かつ実装容易な周波数ずれ検出器を提供する。また、光信号の周波数を所望の周波数に維持し、信号品質の劣化を抑制できる光信号周波数制御装置を提供する。さらに、変調式の光伝送装置においても、簡便な構成の周波数ずれ検出器を提供する。【解決手段】本発明にかかる周波数ずれ検出器100は、光信号を受け付ける入力部16と、光信号を分岐する光分岐器10と、予め定められた周波数から高周波側及び低周波側にそれぞれ所定の周波数偏移した範囲の帯域を透過するように設定された光フィルタ11及び光フィルタ12と、そ ...more ...less
17
CN107081026A
Publication/Patent Number: CN107081026A
Publication date: 2017-08-22
Application number: 201610815801
Filing date: 2012-10-22
Abstract: An air filter assembly having a primary filter element
18
JP2017198217A
Publication/Patent Number: JP2017198217A
Publication date: 2017-11-02
Application number: 2017092479
Filing date: 2017-05-08
Abstract: 【課題】空気流量測定装置の測定精度に影響を及ぼさないエアフィルタの構造を提供する。【解決手段】一次フィルタエレメント200と二次フィルタエレメント250と出口管150を備えるハウジングとを有するエアフィルタアセンブリにおいて、一次フィルタエレメントはハウジング102の中に動作可能に挿入され且つ内部容積を規定する。二次フィルタエレメントは一次フィルタエレメントの内部容積の中に動作可能に挿入される。二次フィルタエレメントの開放された端部キャップ256は二次フィルタの内部容積の中へ延出する第1の部分を有する密封構造を規定する。出口管はハウジングの空気出口開口部116に動作可能に接続され且つ差込み環を含み、差込み環の少なくとも一部は二次フィルタの内部容積の中に配設され、且つ差込み環は密封構造の第1の部分の少なくとも一部に渡って延設される。【選択図】図3 【課題】空気流量測定装置の測定精度に影響を及ぼさないエアフィルタの構造を提供する。【解決手段】一次フィルタエレメント200と二次フィルタエレメント250と出口管150を備えるハウジングとを有するエアフィルタアセンブリにおいて、一次フィルタエレメントはハウジング102の中に動作可能に挿入され且つ内部容積を規定する。二次フィルタエレメントは一次フィルタエレメントの内部容積の中に動作可能に挿入される。二次フィルタエレメントの開放された端部キャップ256は二次フィルタの内部容積の中へ延出する第1の部分を有する密封構造を規定する。出口管はハウジングの空気出口開口部 ...more ...less
19
US9535346B2
Publication/Patent Number: US9535346B2
Publication date: 2017-01-03
Application number: 14/568,714
Filing date: 2014-12-12
Abstract: An electrophotographic photosensitive member has an undercoat layer containing a polymerized product of a composition including electron transporting substance having a polymerizable functional group and a crosslinking agent, and resin particles. The content of the electron transporting substance is 30% by mass or more and 70% by mass or less based on the total mass of the composition. Protrusions derived from the resin particles in the undercoat layer are formed at an interface between the undercoat layer and the charge generating layer. An electrophotographic photosensitive member has an undercoat layer containing a polymerized product of a composition including electron transporting substance having a polymerizable functional group and a crosslinking agent, and resin particles. The content of the electron ...more ...less
20
US9778581B2
Publication/Patent Number: US9778581B2
Publication date: 2017-10-03
Application number: 14/607,868
Filing date: 2015-01-28
Abstract: An electrophotographic photosensitive member includes a hole transporting layer containing a polyester resin having a structural unit expressed by formula (1) as a hole transporting substance.